2019957520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5059}}^1$

素因数の和:5133

約数の個数: 160

約数和(自身を含む): 5782487040

約数和(自身を除く): 3762529520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 805, 868, 920, 1085, 1240, 1288, 1426, 1610, 1736, 1840, 2170, 2480, 2576, 2852, 3220, 3472, 3565, 4340, 4991, 5059, 5704, 6440, 7130, 8680, 9982, 10118, 11408, 12880, 14260, 17360, 19964, 20236, 24955, 25295, 28520, 35413, 39928, 40472, 49910, 50590, 57040, 70826, 79856, 80944, 99820, 101180, 116357, 141652, 156829, 177065, 199640, 202360, 232714, 283304, 313658, 354130, 399280, 404720, 465428, 566608, 581785, 627316, 708260, 784145, 814499, 930856, 1097803, 1163570, 1254632, 1416520, 1568290, 1628998, 1861712, 2195606, 2327140, 2509264, 2833040, 3136580, 3257996, 3607067, 4072495, 4391212, 4654280, 5489015, 6273160, 6515992, 7214134, 8144990, 8782424, 9308560, 10978030, 12546320, 13031984, 14428268, 16289980, 17564848, 18035335, 21956060, 25249469, 28856536, 32579960, 36070670, 43912120, 50498938, 57713072, 65159920, 72141340, 87824240, 100997876, 126247345, 144282680, 201995752, 252494690, 288565360, 403991504, 504989380, 1009978760, 2019957520]

約数ペア:

[(1, 2019957520), (2, 1009978760), (4, 504989380), (5, 403991504), (7, 288565360), (8, 252494690), (10, 201995752), (14, 144282680), (16, 126247345), (20, 100997876), (23, 87824240), (28, 72141340), (31, 65159920), (35, 57713072), (40, 50498938), (46, 43912120), (56, 36070670), (62, 32579960), (70, 28856536), (80, 25249469), (92, 21956060), (112, 18035335), (115, 17564848), (124, 16289980), (140, 14428268), (155, 13031984), (161, 12546320), (184, 10978030), (217, 9308560), (230, 8782424), (248, 8144990), (280, 7214134), (310, 6515992), (322, 6273160), (368, 5489015), (434, 4654280), (460, 4391212), (496, 4072495), (560, 3607067), (620, 3257996), (644, 3136580), (713, 2833040), (805, 2509264), (868, 2327140), (920, 2195606), (1085, 1861712), (1240, 1628998), (1288, 1568290), (1426, 1416520), (1610, 1254632), (1736, 1163570), (1840, 1097803), (2170, 930856), (2480, 814499), (2576, 784145), (2852, 708260), (3220, 627316), (3472, 581785), (3565, 566608), (4340, 465428), (4991, 404720), (5059, 399280), (5704, 354130), (6440, 313658), (7130, 283304), (8680, 232714), (9982, 202360), (10118, 199640), (11408, 177065), (12880, 156829), (14260, 141652), (17360, 116357), (19964, 101180), (20236, 99820), (24955, 80944), (25295, 79856), (28520, 70826), (35413, 57040), (39928, 50590), (40472, 49910)]