1040409080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 2486531520

約数和(自身を除く): 1446122440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 101, 106, 113, 172, 202, 212, 215, 226, 265, 344, 404, 424, 430, 452, 505, 530, 565, 808, 860, 904, 1010, 1060, 1130, 1720, 2020, 2120, 2260, 2279, 4040, 4343, 4520, 4558, 4859, 5353, 5989, 8686, 9116, 9718, 10706, 11395, 11413, 11978, 17372, 18232, 19436, 21412, 21715, 22790, 22826, 23956, 24295, 26765, 29945, 34744, 38872, 42824, 43430, 45580, 45652, 47912, 48590, 53530, 57065, 59890, 86860, 91160, 91304, 97180, 107060, 114130, 119780, 173720, 194360, 214120, 228260, 230179, 239560, 257527, 456520, 460358, 490759, 515054, 604889, 920716, 981518, 1030108, 1150895, 1209778, 1287635, 1841432, 1963036, 2060216, 2301790, 2419556, 2453795, 2575270, 3024445, 3926072, 4603580, 4839112, 4907590, 5150540, 6048890, 9207160, 9815180, 10301080, 12097780, 19630360, 24195560, 26010227, 52020454, 104040908, 130051135, 208081816, 260102270, 520204540, 1040409080]

約数ペア:

[(1, 1040409080), (2, 520204540), (4, 260102270), (5, 208081816), (8, 130051135), (10, 104040908), (20, 52020454), (40, 26010227), (43, 24195560), (53, 19630360), (86, 12097780), (101, 10301080), (106, 9815180), (113, 9207160), (172, 6048890), (202, 5150540), (212, 4907590), (215, 4839112), (226, 4603580), (265, 3926072), (344, 3024445), (404, 2575270), (424, 2453795), (430, 2419556), (452, 2301790), (505, 2060216), (530, 1963036), (565, 1841432), (808, 1287635), (860, 1209778), (904, 1150895), (1010, 1030108), (1060, 981518), (1130, 920716), (1720, 604889), (2020, 515054), (2120, 490759), (2260, 460358), (2279, 456520), (4040, 257527), (4343, 239560), (4520, 230179), (4558, 228260), (4859, 214120), (5353, 194360), (5989, 173720), (8686, 119780), (9116, 114130), (9718, 107060), (10706, 97180), (11395, 91304), (11413, 91160), (11978, 86860), (17372, 59890), (18232, 57065), (19436, 53530), (21412, 48590), (21715, 47912), (22790, 45652), (22826, 45580), (23956, 43430), (24295, 42824), (26765, 38872), (29945, 34744)]