504920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 1224720

約数和(自身を除く): 719800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 971, 1942, 3884, 4855, 7768, 9710, 12623, 19420, 25246, 38840, 50492, 63115, 100984, 126230, 252460, 504920]

約数ペア:

[(1, 504920), (2, 252460), (4, 126230), (5, 100984), (8, 63115), (10, 50492), (13, 38840), (20, 25246), (26, 19420), (40, 12623), (52, 9710), (65, 7768), (104, 4855), (130, 3884), (260, 1942), (520, 971)]