2460665920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{248051}}^1$

素因数の和:248099

約数の個数: 56

約数和(自身を含む): 6048499968

約数和(自身を除く): 3587834048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 248051, 496102, 992204, 1240255, 1984408, 2480510, 3968816, 4961020, 7689581, 7937632, 9922040, 15379162, 15875264, 19844080, 30758324, 38447905, 39688160, 61516648, 76895810, 79376320, 123033296, 153791620, 246066592, 307583240, 492133184, 615166480, 1230332960, 2460665920]

約数ペア:

[(1, 2460665920), (2, 1230332960), (4, 615166480), (5, 492133184), (8, 307583240), (10, 246066592), (16, 153791620), (20, 123033296), (31, 79376320), (32, 76895810), (40, 61516648), (62, 39688160), (64, 38447905), (80, 30758324), (124, 19844080), (155, 15875264), (160, 15379162), (248, 9922040), (310, 7937632), (320, 7689581), (496, 4961020), (620, 3968816), (992, 2480510), (1240, 1984408), (1984, 1240255), (2480, 992204), (4960, 496102), (9920, 248051)]