39728360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 110592000

約数和(自身を除く): 70863640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 199, 217, 230, 248, 280, 310, 322, 398, 434, 460, 620, 644, 713, 796, 805, 868, 920, 995, 1085, 1240, 1288, 1393, 1426, 1592, 1610, 1736, 1990, 2170, 2786, 2852, 3220, 3565, 3980, 4340, 4577, 4991, 5572, 5704, 6169, 6440, 6965, 7130, 7960, 8680, 9154, 9982, 11144, 12338, 13930, 14260, 18308, 19964, 22885, 24676, 24955, 27860, 28520, 30845, 32039, 36616, 39928, 43183, 45770, 49352, 49910, 55720, 61690, 64078, 86366, 91540, 99820, 123380, 128156, 141887, 160195, 172732, 183080, 199640, 215915, 246760, 256312, 283774, 320390, 345464, 431830, 567548, 640780, 709435, 863660, 993209, 1135096, 1281560, 1418870, 1727320, 1986418, 2837740, 3972836, 4966045, 5675480, 7945672, 9932090, 19864180, 39728360]

約数ペア:

[(1, 39728360), (2, 19864180), (4, 9932090), (5, 7945672), (7, 5675480), (8, 4966045), (10, 3972836), (14, 2837740), (20, 1986418), (23, 1727320), (28, 1418870), (31, 1281560), (35, 1135096), (40, 993209), (46, 863660), (56, 709435), (62, 640780), (70, 567548), (92, 431830), (115, 345464), (124, 320390), (140, 283774), (155, 256312), (161, 246760), (184, 215915), (199, 199640), (217, 183080), (230, 172732), (248, 160195), (280, 141887), (310, 128156), (322, 123380), (398, 99820), (434, 91540), (460, 86366), (620, 64078), (644, 61690), (713, 55720), (796, 49910), (805, 49352), (868, 45770), (920, 43183), (995, 39928), (1085, 36616), (1240, 32039), (1288, 30845), (1393, 28520), (1426, 27860), (1592, 24955), (1610, 24676), (1736, 22885), (1990, 19964), (2170, 18308), (2786, 14260), (2852, 13930), (3220, 12338), (3565, 11144), (3980, 9982), (4340, 9154), (4577, 8680), (4991, 7960), (5572, 7130), (5704, 6965), (6169, 6440)]