34740920

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2063}}^1$

素因数の和:2495

約数の個数: 32

約数和(自身を含む): 78390720

約数和(自身を除く): 43649800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2063, 2105, 3368, 4126, 4210, 8252, 8420, 10315, 16504, 16840, 20630, 41260, 82520, 868523, 1737046, 3474092, 4342615, 6948184, 8685230, 17370460, 34740920]

約数ペア:

[(1, 34740920), (2, 17370460), (4, 8685230), (5, 6948184), (8, 4342615), (10, 3474092), (20, 1737046), (40, 868523), (421, 82520), (842, 41260), (1684, 20630), (2063, 16840), (2105, 16504), (3368, 10315), (4126, 8420), (4210, 8252)]