28655780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{46219}}^1$

素因数の和:46259

約数の個数: 24

約数和(自身を含む): 62119680

約数和(自身を除く): 33463900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 46219, 92438, 184876, 231095, 462190, 924380, 1432789, 2865578, 5731156, 7163945, 14327890, 28655780]

約数ペア:

[(1, 28655780), (2, 14327890), (4, 7163945), (5, 5731156), (10, 2865578), (20, 1432789), (31, 924380), (62, 462190), (124, 231095), (155, 184876), (310, 92438), (620, 46219)]