7148920

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 16164720

約数和(自身を除く): 9015800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 571, 626, 1142, 1252, 1565, 2284, 2504, 2855, 3130, 4568, 5710, 6260, 11420, 12520, 22840, 178723, 357446, 714892, 893615, 1429784, 1787230, 3574460, 7148920]

約数ペア:

[(1, 7148920), (2, 3574460), (4, 1787230), (5, 1429784), (8, 893615), (10, 714892), (20, 357446), (40, 178723), (313, 22840), (571, 12520), (626, 11420), (1142, 6260), (1252, 5710), (1565, 4568), (2284, 3130), (2504, 2855)]