219680830

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{571}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 401955840

約数和(自身を除く): 182275010

約数列:

[1, 2, 5, 10, 79, 158, 395, 487, 571, 790, 974, 1142, 2435, 2855, 4870, 5710, 38473, 45109, 76946, 90218, 192365, 225545, 278077, 384730, 451090, 556154, 1390385, 2780770, 21968083, 43936166, 109840415, 219680830]

約数ペア:

[(1, 219680830), (2, 109840415), (5, 43936166), (10, 21968083), (79, 2780770), (158, 1390385), (395, 556154), (487, 451090), (571, 384730), (790, 278077), (974, 225545), (1142, 192365), (2435, 90218), (2855, 76946), (4870, 45109), (5710, 38473)]