19377420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7877}}^1$

素因数の和:7930

約数の個数: 48

約数和(自身を含む): 55587168

約数和(自身を除く): 36209748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7877, 15754, 23631, 31508, 39385, 47262, 78770, 94524, 118155, 157540, 236310, 322957, 472620, 645914, 968871, 1291828, 1614785, 1937742, 3229570, 3875484, 4844355, 6459140, 9688710, 19377420]

約数ペア:

[(1, 19377420), (2, 9688710), (3, 6459140), (4, 4844355), (5, 3875484), (6, 3229570), (10, 1937742), (12, 1614785), (15, 1291828), (20, 968871), (30, 645914), (41, 472620), (60, 322957), (82, 236310), (123, 157540), (164, 118155), (205, 94524), (246, 78770), (410, 47262), (492, 39385), (615, 31508), (820, 23631), (1230, 15754), (2460, 7877)]