139421570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{5693}}^1$

素因数の和:5810

約数の個数: 32

約数和(自身を含む): 262379520

約数和(自身を除く): 122957950

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 4898, 5693, 11386, 12245, 24490, 28465, 56930, 176483, 352966, 449747, 882415, 899494, 1764830, 2248735, 4497470, 13942157, 27884314, 69710785, 139421570]

約数ペア:

[(1, 139421570), (2, 69710785), (5, 27884314), (10, 13942157), (31, 4497470), (62, 2248735), (79, 1764830), (155, 899494), (158, 882415), (310, 449747), (395, 352966), (790, 176483), (2449, 56930), (4898, 28465), (5693, 24490), (11386, 12245)]