507260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 1147776

約数和(自身を除く): 640516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1951, 3902, 7804, 9755, 19510, 25363, 39020, 50726, 101452, 126815, 253630, 507260]

約数ペア:

[(1, 507260), (2, 253630), (4, 126815), (5, 101452), (10, 50726), (13, 39020), (20, 25363), (26, 19510), (52, 9755), (65, 7804), (130, 3902), (260, 1951)]