20133460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 44396352

約数和(自身を除く): 24262892

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 571, 820, 860, 1142, 1763, 2284, 2855, 3526, 5710, 7052, 8815, 11420, 17630, 23411, 24553, 35260, 46822, 49106, 93644, 98212, 117055, 122765, 234110, 245530, 468220, 491060, 1006673, 2013346, 4026692, 5033365, 10066730, 20133460]

約数ペア:

[(1, 20133460), (2, 10066730), (4, 5033365), (5, 4026692), (10, 2013346), (20, 1006673), (41, 491060), (43, 468220), (82, 245530), (86, 234110), (164, 122765), (172, 117055), (205, 98212), (215, 93644), (410, 49106), (430, 46822), (571, 35260), (820, 24553), (860, 23411), (1142, 17630), (1763, 11420), (2284, 8815), (2855, 7052), (3526, 5710)]