125882020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1399}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 289296000

約数和(自身を除く): 163413980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 409, 818, 1399, 1636, 2045, 2798, 4090, 4499, 5596, 6995, 8180, 8998, 13990, 15389, 17996, 22495, 27980, 30778, 44990, 61556, 76945, 89980, 153890, 307780, 572191, 1144382, 2288764, 2860955, 5721910, 6294101, 11443820, 12588202, 25176404, 31470505, 62941010, 125882020]

約数ペア:

[(1, 125882020), (2, 62941010), (4, 31470505), (5, 25176404), (10, 12588202), (11, 11443820), (20, 6294101), (22, 5721910), (44, 2860955), (55, 2288764), (110, 1144382), (220, 572191), (409, 307780), (818, 153890), (1399, 89980), (1636, 76945), (2045, 61556), (2798, 44990), (4090, 30778), (4499, 27980), (5596, 22495), (6995, 17996), (8180, 15389), (8998, 13990)]