7968920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11719}}^1$

素因数の和:11747

約数の個数: 32

約数和(自身を含む): 18986400

約数和(自身を除く): 11017480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 11719, 23438, 46876, 58595, 93752, 117190, 199223, 234380, 398446, 468760, 796892, 996115, 1593784, 1992230, 3984460, 7968920]

約数ペア:

[(1, 7968920), (2, 3984460), (4, 1992230), (5, 1593784), (8, 996115), (10, 796892), (17, 468760), (20, 398446), (34, 234380), (40, 199223), (68, 117190), (85, 93752), (136, 58595), (170, 46876), (340, 23438), (680, 11719)]