10821250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{787}}^1$

素因数の和:820

約数の個数: 40

約数和(自身を含む): 22155408

約数和(自身を除く): 11334158

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 787, 1250, 1375, 1574, 2750, 3935, 6875, 7870, 8657, 13750, 17314, 19675, 39350, 43285, 86570, 98375, 196750, 216425, 432850, 491875, 983750, 1082125, 2164250, 5410625, 10821250]

約数ペア:

[(1, 10821250), (2, 5410625), (5, 2164250), (10, 1082125), (11, 983750), (22, 491875), (25, 432850), (50, 216425), (55, 196750), (110, 98375), (125, 86570), (250, 43285), (275, 39350), (550, 19675), (625, 17314), (787, 13750), (1250, 8657), (1375, 7870), (1574, 6875), (2750, 3935)]