213881480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281423}}^1$

素因数の和:281453

約数の個数: 32

約数和(自身を含む): 506563200

約数和(自身を除く): 292681720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 281423, 562846, 1125692, 1407115, 2251384, 2814230, 5347037, 5628460, 10694074, 11256920, 21388148, 26735185, 42776296, 53470370, 106940740, 213881480]

約数ペア:

[(1, 213881480), (2, 106940740), (4, 53470370), (5, 42776296), (8, 26735185), (10, 21388148), (19, 11256920), (20, 10694074), (38, 5628460), (40, 5347037), (76, 2814230), (95, 2251384), (152, 1407115), (190, 1125692), (380, 562846), (760, 281423)]