1011790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 2018016

約数和(自身を除く): 1006226

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 181, 215, 362, 430, 559, 905, 1118, 1810, 2353, 2795, 4706, 5590, 7783, 11765, 15566, 23530, 38915, 77830, 101179, 202358, 505895, 1011790]

約数ペア:

[(1, 1011790), (2, 505895), (5, 202358), (10, 101179), (13, 77830), (26, 38915), (43, 23530), (65, 15566), (86, 11765), (130, 7783), (181, 5590), (215, 4706), (362, 2795), (430, 2353), (559, 1810), (905, 1118)]