40140205

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 57853440

約数和(自身を除く): 17713235

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 355, 497, 557, 1015, 2059, 2485, 2785, 3899, 10295, 14413, 16153, 19495, 39547, 72065, 80765, 113071, 197735, 276829, 565355, 1146863, 1384145, 5734315, 8028041, 40140205]

約数ペア:

[(1, 40140205), (5, 8028041), (7, 5734315), (29, 1384145), (35, 1146863), (71, 565355), (145, 276829), (203, 197735), (355, 113071), (497, 80765), (557, 72065), (1015, 39547), (2059, 19495), (2485, 16153), (2785, 14413), (3899, 10295)]