337187320

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{20023}}^1$

素因数の和:20455

約数の個数: 32

約数和(自身を含む): 760511520

約数和(自身を除く): 423324200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 20023, 40046, 80092, 100115, 160184, 200230, 400460, 800920, 8429683, 16859366, 33718732, 42148415, 67437464, 84296830, 168593660, 337187320]

約数ペア:

[(1, 337187320), (2, 168593660), (4, 84296830), (5, 67437464), (8, 42148415), (10, 33718732), (20, 16859366), (40, 8429683), (421, 800920), (842, 400460), (1684, 200230), (2105, 160184), (3368, 100115), (4210, 80092), (8420, 40046), (16840, 20023)]