194271980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19009}}^1$

素因数の和:19098

約数の個数: 48

約数和(自身を含む): 472664640

約数和(自身を除く): 278392660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 19009, 38018, 76036, 95045, 133063, 190090, 266126, 380180, 532252, 665315, 1330630, 1387657, 2661260, 2775314, 5550628, 6938285, 9713599, 13876570, 19427198, 27753140, 38854396, 48567995, 97135990, 194271980]

約数ペア:

[(1, 194271980), (2, 97135990), (4, 48567995), (5, 38854396), (7, 27753140), (10, 19427198), (14, 13876570), (20, 9713599), (28, 6938285), (35, 5550628), (70, 2775314), (73, 2661260), (140, 1387657), (146, 1330630), (292, 665315), (365, 532252), (511, 380180), (730, 266126), (1022, 190090), (1460, 133063), (2044, 95045), (2555, 76036), (5110, 38018), (10220, 19009)]