45191240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18521}}^1$

素因数の和:18593

約数の個数: 32

約数和(自身を含む): 103352760

約数和(自身を除く): 58161520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 18521, 37042, 74084, 92605, 148168, 185210, 370420, 740840, 1129781, 2259562, 4519124, 5648905, 9038248, 11297810, 22595620, 45191240]

約数ペア:

[(1, 45191240), (2, 22595620), (4, 11297810), (5, 9038248), (8, 5648905), (10, 4519124), (20, 2259562), (40, 1129781), (61, 740840), (122, 370420), (244, 185210), (305, 148168), (488, 92605), (610, 74084), (1220, 37042), (2440, 18521)]