396539710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{71707}}^1$

素因数の和:71800

約数の個数: 32

約数和(自身を含む): 826076160

約数和(自身を除く): 429536450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 71707, 143414, 358535, 501949, 717070, 1003898, 2509745, 5019490, 5664853, 11329706, 28324265, 39653971, 56648530, 79307942, 198269855, 396539710]

約数ペア:

[(1, 396539710), (2, 198269855), (5, 79307942), (7, 56648530), (10, 39653971), (14, 28324265), (35, 11329706), (70, 5664853), (79, 5019490), (158, 2509745), (395, 1003898), (553, 717070), (790, 501949), (1106, 358535), (2765, 143414), (5530, 71707)]