42676840

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1619}}^1$

素因数の和:2289

約数の個数: 32

約数和(自身を含む): 96228000

約数和(自身を除く): 53551160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1318, 1619, 2636, 3238, 3295, 5272, 6476, 6590, 8095, 12952, 13180, 16190, 26360, 32380, 64760, 1066921, 2133842, 4267684, 5334605, 8535368, 10669210, 21338420, 42676840]

約数ペア:

[(1, 42676840), (2, 21338420), (4, 10669210), (5, 8535368), (8, 5334605), (10, 4267684), (20, 2133842), (40, 1066921), (659, 64760), (1318, 32380), (1619, 26360), (2636, 16190), (3238, 13180), (3295, 12952), (5272, 8095), (6476, 6590)]