7106480

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 40

約数和(自身を含む): 16640304

約数和(自身を除く): 9533824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 421, 422, 842, 844, 1055, 1684, 1688, 2105, 2110, 3368, 3376, 4210, 4220, 6736, 8420, 8440, 16840, 16880, 33680, 88831, 177662, 355324, 444155, 710648, 888310, 1421296, 1776620, 3553240, 7106480]

約数ペア:

[(1, 7106480), (2, 3553240), (4, 1776620), (5, 1421296), (8, 888310), (10, 710648), (16, 444155), (20, 355324), (40, 177662), (80, 88831), (211, 33680), (421, 16880), (422, 16840), (842, 8440), (844, 8420), (1055, 6736), (1684, 4220), (1688, 4210), (2105, 3376), (2110, 3368)]