660884080

素因数分解:

$2^4\times 5^1\times {\mathrm{773}}^1\times {\mathrm{10687}}^1$

素因数の和:11473

約数の個数: 40

約数和(自身を含む): 1538687232

約数和(自身を除く): 877803152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 773, 1546, 3092, 3865, 6184, 7730, 10687, 12368, 15460, 21374, 30920, 42748, 53435, 61840, 85496, 106870, 170992, 213740, 427480, 854960, 8261051, 16522102, 33044204, 41305255, 66088408, 82610510, 132176816, 165221020, 330442040, 660884080]

約数ペア:

[(1, 660884080), (2, 330442040), (4, 165221020), (5, 132176816), (8, 82610510), (10, 66088408), (16, 41305255), (20, 33044204), (40, 16522102), (80, 8261051), (773, 854960), (1546, 427480), (3092, 213740), (3865, 170992), (6184, 106870), (7730, 85496), (10687, 61840), (12368, 53435), (15460, 42748), (21374, 30920)]