2023580

素因数分解:

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

素因数の和:246

約数の個数: 48

約数和(自身を含む): 4708704

約数和(自身を除く): 2685124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 181, 215, 260, 362, 430, 559, 724, 860, 905, 1118, 1810, 2236, 2353, 2795, 3620, 4706, 5590, 7783, 9412, 11180, 11765, 15566, 23530, 31132, 38915, 47060, 77830, 101179, 155660, 202358, 404716, 505895, 1011790, 2023580]

約数ペア:

[(1, 2023580), (2, 1011790), (4, 505895), (5, 404716), (10, 202358), (13, 155660), (20, 101179), (26, 77830), (43, 47060), (52, 38915), (65, 31132), (86, 23530), (130, 15566), (172, 11765), (181, 11180), (215, 9412), (260, 7783), (362, 5590), (430, 4706), (559, 3620), (724, 2795), (860, 2353), (905, 2236), (1118, 1810)]