1520921530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{73867}}^1$

素因数の和:73974

約数の個数: 32

約数和(自身を含む): 2871987840

約数和(自身を除く): 1351066310

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 10295, 20590, 73867, 147734, 369335, 738670, 2142143, 4284286, 5244557, 10489114, 10710715, 21421430, 26222785, 52445570, 152092153, 304184306, 760460765, 1520921530]

約数ペア:

[(1, 1520921530), (2, 760460765), (5, 304184306), (10, 152092153), (29, 52445570), (58, 26222785), (71, 21421430), (142, 10710715), (145, 10489114), (290, 5244557), (355, 4284286), (710, 2142143), (2059, 738670), (4118, 369335), (10295, 147734), (20590, 73867)]