448760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 1088640

約数和(自身を除く): 639880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 863, 1726, 3452, 4315, 6904, 8630, 11219, 17260, 22438, 34520, 44876, 56095, 89752, 112190, 224380, 448760]

約数ペア:

[(1, 448760), (2, 224380), (4, 112190), (5, 89752), (8, 56095), (10, 44876), (13, 34520), (20, 22438), (26, 17260), (40, 11219), (52, 8630), (65, 6904), (104, 4315), (130, 3452), (260, 1726), (520, 863)]