9969499820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{10172959}}^1$

素因数の和:10172982

約数の個数: 36

約数和(自身を含む): 24354066240

約数和(自身を除く): 14384566420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 10172959, 20345918, 40691836, 50864795, 71210713, 101729590, 142421426, 203459180, 284842852, 356053565, 498474991, 712107130, 996949982, 1424214260, 1993899964, 2492374955, 4984749910, 9969499820]

約数ペア:

[(1, 9969499820), (2, 4984749910), (4, 2492374955), (5, 1993899964), (7, 1424214260), (10, 996949982), (14, 712107130), (20, 498474991), (28, 356053565), (35, 284842852), (49, 203459180), (70, 142421426), (98, 101729590), (140, 71210713), (196, 50864795), (245, 40691836), (490, 20345918), (980, 10172959)]