1985179820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{186227}}^1$

素因数の和:186290

約数の個数: 48

約数和(自身を含む): 4599086688

約数和(自身を除く): 2613906868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 186227, 372454, 744908, 931135, 1862270, 2420951, 3724540, 4841902, 7635307, 9683804, 12104755, 15270614, 24209510, 30541228, 38176535, 48419020, 76353070, 99258991, 152706140, 198517982, 397035964, 496294955, 992589910, 1985179820]

約数ペア:

[(1, 1985179820), (2, 992589910), (4, 496294955), (5, 397035964), (10, 198517982), (13, 152706140), (20, 99258991), (26, 76353070), (41, 48419020), (52, 38176535), (65, 30541228), (82, 24209510), (130, 15270614), (164, 12104755), (205, 9683804), (260, 7635307), (410, 4841902), (533, 3724540), (820, 2420951), (1066, 1862270), (2132, 931135), (2665, 744908), (5330, 372454), (10660, 186227)]