7647280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5623}}^1$

素因数の和:5653

約数の個数: 40

約数和(自身を含む): 18829152

約数和(自身を除く): 11181872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 5623, 11246, 22492, 28115, 44984, 56230, 89968, 95591, 112460, 191182, 224920, 382364, 449840, 477955, 764728, 955910, 1529456, 1911820, 3823640, 7647280]

約数ペア:

[(1, 7647280), (2, 3823640), (4, 1911820), (5, 1529456), (8, 955910), (10, 764728), (16, 477955), (17, 449840), (20, 382364), (34, 224920), (40, 191182), (68, 112460), (80, 95591), (85, 89968), (136, 56230), (170, 44984), (272, 28115), (340, 22492), (680, 11246), (1360, 5623)]