317371122440

素因数分解:

$2^3\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{4937323}}^1$

素因数の和:4938941

約数の個数: 32

約数和(自身を含む): 714529529280

約数和(自身を除く): 397158406840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1607, 3214, 6428, 8035, 12856, 16070, 32140, 64280, 4937323, 9874646, 19749292, 24686615, 39498584, 49373230, 98746460, 197492920, 7934278061, 15868556122, 31737112244, 39671390305, 63474224488, 79342780610, 158685561220, 317371122440]

約数ペア:

[(1, 317371122440), (2, 158685561220), (4, 79342780610), (5, 63474224488), (8, 39671390305), (10, 31737112244), (20, 15868556122), (40, 7934278061), (1607, 197492920), (3214, 98746460), (6428, 49373230), (8035, 39498584), (12856, 24686615), (16070, 19749292), (32140, 9874646), (64280, 4937323)]