141929560

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{6971}}^1$

素因数の和:7491

約数の個数: 32

約数和(自身を含む): 320014800

約数和(自身を除く): 178085240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 6971, 10180, 13942, 20360, 27884, 34855, 55768, 69710, 139420, 278840, 3548239, 7096478, 14192956, 17741195, 28385912, 35482390, 70964780, 141929560]

約数ペア:

[(1, 141929560), (2, 70964780), (4, 35482390), (5, 28385912), (8, 17741195), (10, 14192956), (20, 7096478), (40, 3548239), (509, 278840), (1018, 139420), (2036, 69710), (2545, 55768), (4072, 34855), (5090, 27884), (6971, 20360), (10180, 13942)]