2204180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 5189184

約数和(自身を除く): 2985004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 233, 430, 466, 473, 860, 932, 946, 1165, 1892, 2330, 2365, 2563, 4660, 4730, 5126, 9460, 10019, 10252, 12815, 20038, 25630, 40076, 50095, 51260, 100190, 110209, 200380, 220418, 440836, 551045, 1102090, 2204180]

約数ペア:

[(1, 2204180), (2, 1102090), (4, 551045), (5, 440836), (10, 220418), (11, 200380), (20, 110209), (22, 100190), (43, 51260), (44, 50095), (55, 40076), (86, 25630), (110, 20038), (172, 12815), (215, 10252), (220, 10019), (233, 9460), (430, 5126), (466, 4730), (473, 4660), (860, 2563), (932, 2365), (946, 2330), (1165, 1892)]