202118180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{3943}}^1$

素因数の和:4196

約数の個数: 48

約数和(自身を含む): 465139584

約数和(自身を除く): 263021404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 932, 1165, 2330, 2563, 3943, 4660, 5126, 7886, 10252, 12815, 15772, 19715, 25630, 39430, 43373, 51260, 78860, 86746, 173492, 216865, 433730, 867460, 918719, 1837438, 3674876, 4593595, 9187190, 10105909, 18374380, 20211818, 40423636, 50529545, 101059090, 202118180]

約数ペア:

[(1, 202118180), (2, 101059090), (4, 50529545), (5, 40423636), (10, 20211818), (11, 18374380), (20, 10105909), (22, 9187190), (44, 4593595), (55, 3674876), (110, 1837438), (220, 918719), (233, 867460), (466, 433730), (932, 216865), (1165, 173492), (2330, 86746), (2563, 78860), (3943, 51260), (4660, 43373), (5126, 39430), (7886, 25630), (10252, 19715), (12815, 15772)]