1863125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:302

約数の個数: 20

約数和(自身を含む): 2549184

約数和(自身を除く): 686059

約数列:

[1, 5, 11, 25, 55, 125, 271, 275, 625, 1355, 1375, 2981, 6775, 6875, 14905, 33875, 74525, 169375, 372625, 1863125]

約数ペア:

[(1, 1863125), (5, 372625), (11, 169375), (25, 74525), (55, 33875), (125, 14905), (271, 6875), (275, 6775), (625, 2981), (1355, 1375)]