1490902280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2203}}^1\times {\mathrm{2417}}^1$

素因数の和:4638

約数の個数: 64

約数和(自身を含む): 3837075840

約数和(自身を除く): 2346173560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2203, 2417, 4406, 4834, 8812, 9668, 11015, 12085, 15421, 16919, 17624, 19336, 22030, 24170, 30842, 33838, 44060, 48340, 61684, 67676, 77105, 84595, 88120, 96680, 123368, 135352, 154210, 169190, 308420, 338380, 616840, 676760, 5324651, 10649302, 21298604, 26623255, 37272557, 42597208, 53246510, 74545114, 106493020, 149090228, 186362785, 212986040, 298180456, 372725570, 745451140, 1490902280]

約数ペア:

[(1, 1490902280), (2, 745451140), (4, 372725570), (5, 298180456), (7, 212986040), (8, 186362785), (10, 149090228), (14, 106493020), (20, 74545114), (28, 53246510), (35, 42597208), (40, 37272557), (56, 26623255), (70, 21298604), (140, 10649302), (280, 5324651), (2203, 676760), (2417, 616840), (4406, 338380), (4834, 308420), (8812, 169190), (9668, 154210), (11015, 135352), (12085, 123368), (15421, 96680), (16919, 88120), (17624, 84595), (19336, 77105), (22030, 67676), (24170, 61684), (30842, 48340), (33838, 44060)]