2315500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 5529888

約数和(自身を除く): 3214388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 421, 500, 550, 842, 1100, 1375, 1684, 2105, 2750, 4210, 4631, 5500, 8420, 9262, 10525, 18524, 21050, 23155, 42100, 46310, 52625, 92620, 105250, 115775, 210500, 231550, 463100, 578875, 1157750, 2315500]

約数ペア:

[(1, 2315500), (2, 1157750), (4, 578875), (5, 463100), (10, 231550), (11, 210500), (20, 115775), (22, 105250), (25, 92620), (44, 52625), (50, 46310), (55, 42100), (100, 23155), (110, 21050), (125, 18524), (220, 10525), (250, 9262), (275, 8420), (421, 5500), (500, 4631), (550, 4210), (842, 2750), (1100, 2105), (1375, 1684)]