2026029820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{2281}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 4312980000

約数和(自身を除く): 2286950180

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 499, 890, 998, 1780, 1996, 2281, 2495, 4562, 4990, 9124, 9980, 11405, 22810, 44411, 45620, 88822, 177644, 203009, 222055, 406018, 444110, 812036, 888220, 1015045, 1138219, 2030090, 2276438, 4060180, 4552876, 5691095, 11382190, 22764380, 101301491, 202602982, 405205964, 506507455, 1013014910, 2026029820]

約数ペア:

[(1, 2026029820), (2, 1013014910), (4, 506507455), (5, 405205964), (10, 202602982), (20, 101301491), (89, 22764380), (178, 11382190), (356, 5691095), (445, 4552876), (499, 4060180), (890, 2276438), (998, 2030090), (1780, 1138219), (1996, 1015045), (2281, 888220), (2495, 812036), (4562, 444110), (4990, 406018), (9124, 222055), (9980, 203009), (11405, 177644), (22810, 88822), (44411, 45620)]