40638584

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5297}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 87734880

約数和(自身を除く): 47096296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 5297, 7672, 10594, 21188, 37079, 42376, 74158, 148316, 296632, 725689, 1451378, 2902756, 5079823, 5805512, 10159646, 20319292, 40638584]

約数ペア:

[(1, 40638584), (2, 20319292), (4, 10159646), (7, 5805512), (8, 5079823), (14, 2902756), (28, 1451378), (56, 725689), (137, 296632), (274, 148316), (548, 74158), (959, 42376), (1096, 37079), (1918, 21188), (3836, 10594), (5297, 7672)]