2079081760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{521}}^1$

素因数の和:1059

約数の個数: 144

約数和(自身を含む): 5735976120

約数和(自身を除く): 3656894360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 509, 521, 560, 784, 980, 1018, 1042, 1120, 1568, 1960, 2036, 2084, 2545, 2605, 3563, 3647, 3920, 4072, 4168, 5090, 5210, 7126, 7294, 7840, 8144, 8336, 10180, 10420, 14252, 14588, 16288, 16672, 17815, 18235, 20360, 20840, 24941, 25529, 28504, 29176, 35630, 36470, 40720, 41680, 49882, 51058, 57008, 58352, 71260, 72940, 81440, 83360, 99764, 102116, 114016, 116704, 124705, 127645, 142520, 145880, 199528, 204232, 249410, 255290, 265189, 285040, 291760, 399056, 408464, 498820, 510580, 530378, 570080, 583520, 798112, 816928, 997640, 1021160, 1060756, 1325945, 1856323, 1995280, 2042320, 2121512, 2651890, 3712646, 3990560, 4084640, 4243024, 5303780, 7425292, 8486048, 9281615, 10607560, 12994261, 14850584, 18563230, 21215120, 25988522, 29701168, 37126460, 42430240, 51977044, 59402336, 64971305, 74252920, 103954088, 129942610, 148505840, 207908176, 259885220, 297011680, 415816352, 519770440, 1039540880, 2079081760]

約数ペア:

[(1, 2079081760), (2, 1039540880), (4, 519770440), (5, 415816352), (7, 297011680), (8, 259885220), (10, 207908176), (14, 148505840), (16, 129942610), (20, 103954088), (28, 74252920), (32, 64971305), (35, 59402336), (40, 51977044), (49, 42430240), (56, 37126460), (70, 29701168), (80, 25988522), (98, 21215120), (112, 18563230), (140, 14850584), (160, 12994261), (196, 10607560), (224, 9281615), (245, 8486048), (280, 7425292), (392, 5303780), (490, 4243024), (509, 4084640), (521, 3990560), (560, 3712646), (784, 2651890), (980, 2121512), (1018, 2042320), (1042, 1995280), (1120, 1856323), (1568, 1325945), (1960, 1060756), (2036, 1021160), (2084, 997640), (2545, 816928), (2605, 798112), (3563, 583520), (3647, 570080), (3920, 530378), (4072, 510580), (4168, 498820), (5090, 408464), (5210, 399056), (7126, 291760), (7294, 285040), (7840, 265189), (8144, 255290), (8336, 249410), (10180, 204232), (10420, 199528), (14252, 145880), (14588, 142520), (16288, 127645), (16672, 124705), (17815, 116704), (18235, 114016), (20360, 102116), (20840, 99764), (24941, 83360), (25529, 81440), (28504, 72940), (29176, 71260), (35630, 58352), (36470, 57008), (40720, 51058), (41680, 49882)]