2820250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 5475600

約数和(自身を除く): 2655350

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 389, 725, 778, 1450, 1945, 3625, 3890, 7250, 9725, 11281, 19450, 22562, 48625, 56405, 97250, 112810, 282025, 564050, 1410125, 2820250]

約数ペア:

[(1, 2820250), (2, 1410125), (5, 564050), (10, 282025), (25, 112810), (29, 97250), (50, 56405), (58, 48625), (125, 22562), (145, 19450), (250, 11281), (290, 9725), (389, 7250), (725, 3890), (778, 3625), (1450, 1945)]