40778520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{339821}}^1$

素因数の和:339835

約数の個数: 32

約数和(自身を含む): 122335920

約数和(自身を除く): 81557400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 339821, 679642, 1019463, 1359284, 1699105, 2038926, 2718568, 3398210, 4077852, 5097315, 6796420, 8155704, 10194630, 13592840, 20389260, 40778520]

約数ペア:

[(1, 40778520), (2, 20389260), (3, 13592840), (4, 10194630), (5, 8155704), (6, 6796420), (8, 5097315), (10, 4077852), (12, 3398210), (15, 2718568), (20, 2038926), (24, 1699105), (30, 1359284), (40, 1019463), (60, 679642), (120, 339821)]