40379690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{811}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 78575616

約数和(自身を除く): 38195926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 383, 766, 811, 1622, 1915, 3830, 4055, 4979, 8110, 9958, 10543, 21086, 24895, 49790, 52715, 105430, 310613, 621226, 1553065, 3106130, 4037969, 8075938, 20189845, 40379690]

約数ペア:

[(1, 40379690), (2, 20189845), (5, 8075938), (10, 4037969), (13, 3106130), (26, 1553065), (65, 621226), (130, 310613), (383, 105430), (766, 52715), (811, 49790), (1622, 24895), (1915, 21086), (3830, 10543), (4055, 9958), (4979, 8110)]