1620227590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{8171}}^1$

素因数の和:8508

約数の個数: 32

約数和(自身を含む): 2965455360

約数和(自身を除く): 1345227770

約数列:

[1, 2, 5, 10, 79, 158, 251, 395, 502, 790, 1255, 2510, 8171, 16342, 19829, 39658, 40855, 81710, 99145, 198290, 645509, 1291018, 2050921, 3227545, 4101842, 6455090, 10254605, 20509210, 162022759, 324045518, 810113795, 1620227590]

約数ペア:

[(1, 1620227590), (2, 810113795), (5, 324045518), (10, 162022759), (79, 20509210), (158, 10254605), (251, 6455090), (395, 4101842), (502, 3227545), (790, 2050921), (1255, 1291018), (2510, 645509), (8171, 198290), (16342, 99145), (19829, 81710), (39658, 40855)]