57474920

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3413}}^1$

素因数の和:3845

約数の個数: 32

約数和(自身を含む): 129663720

約数和(自身を除く): 72188800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 3413, 4210, 6826, 8420, 13652, 16840, 17065, 27304, 34130, 68260, 136520, 1436873, 2873746, 5747492, 7184365, 11494984, 14368730, 28737460, 57474920]

約数ペア:

[(1, 57474920), (2, 28737460), (4, 14368730), (5, 11494984), (8, 7184365), (10, 5747492), (20, 2873746), (40, 1436873), (421, 136520), (842, 68260), (1684, 34130), (2105, 27304), (3368, 17065), (3413, 16840), (4210, 13652), (6826, 8420)]