39913080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2539}}^1$

素因数の和:2684

約数の個数: 64

約数和(自身を含む): 120700800

約数和(自身を除く): 80787720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2539, 2620, 3144, 3930, 5078, 5240, 7617, 7860, 10156, 12695, 15234, 15720, 20312, 25390, 30468, 38085, 50780, 60936, 76170, 101560, 152340, 304680, 332609, 665218, 997827, 1330436, 1663045, 1995654, 2660872, 3326090, 3991308, 4989135, 6652180, 7982616, 9978270, 13304360, 19956540, 39913080]

約数ペア:

[(1, 39913080), (2, 19956540), (3, 13304360), (4, 9978270), (5, 7982616), (6, 6652180), (8, 4989135), (10, 3991308), (12, 3326090), (15, 2660872), (20, 1995654), (24, 1663045), (30, 1330436), (40, 997827), (60, 665218), (120, 332609), (131, 304680), (262, 152340), (393, 101560), (524, 76170), (655, 60936), (786, 50780), (1048, 38085), (1310, 30468), (1572, 25390), (1965, 20312), (2539, 15720), (2620, 15234), (3144, 12695), (3930, 10156), (5078, 7860), (5240, 7617)]