13888968920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1\times {\mathrm{4003}}^1$

素因数の和:4824

約数の個数: 64

約数和(自身を含む): 31550238720

約数和(自身を除く): 17661269800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 683, 1016, 1270, 1366, 2540, 2732, 3415, 4003, 5080, 5464, 6830, 8006, 13660, 16012, 20015, 27320, 32024, 40030, 80060, 86741, 160120, 173482, 346964, 433705, 508381, 693928, 867410, 1016762, 1734820, 2033524, 2541905, 2734049, 3469640, 4067048, 5083810, 5468098, 10167620, 10936196, 13670245, 20335240, 21872392, 27340490, 54680980, 109361960, 347224223, 694448446, 1388896892, 1736121115, 2777793784, 3472242230, 6944484460, 13888968920]

約数ペア:

[(1, 13888968920), (2, 6944484460), (4, 3472242230), (5, 2777793784), (8, 1736121115), (10, 1388896892), (20, 694448446), (40, 347224223), (127, 109361960), (254, 54680980), (508, 27340490), (635, 21872392), (683, 20335240), (1016, 13670245), (1270, 10936196), (1366, 10167620), (2540, 5468098), (2732, 5083810), (3415, 4067048), (4003, 3469640), (5080, 2734049), (5464, 2541905), (6830, 2033524), (8006, 1734820), (13660, 1016762), (16012, 867410), (20015, 693928), (27320, 508381), (32024, 433705), (40030, 346964), (80060, 173482), (86741, 160120)]