201994569560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{721409177}}^1$

素因数の和:721409195

約数の個数: 32

約数和(自身を含む): 519414608160

約数和(自身を除く): 317420038600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 721409177, 1442818354, 2885636708, 3607045885, 5049864239, 5771273416, 7214091770, 10099728478, 14428183540, 20199456956, 25249321195, 28856367080, 40398913912, 50498642390, 100997284780, 201994569560]

約数ペア:

[(1, 201994569560), (2, 100997284780), (4, 50498642390), (5, 40398913912), (7, 28856367080), (8, 25249321195), (10, 20199456956), (14, 14428183540), (20, 10099728478), (28, 7214091770), (35, 5771273416), (40, 5049864239), (56, 3607045885), (70, 2885636708), (140, 1442818354), (280, 721409177)]