427890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 1088640

約数和(自身を除く): 660750

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 839, 1678, 2517, 4195, 5034, 8390, 12585, 14263, 25170, 28526, 42789, 71315, 85578, 142630, 213945, 427890]

約数ペア:

[(1, 427890), (2, 213945), (3, 142630), (5, 85578), (6, 71315), (10, 42789), (15, 28526), (17, 25170), (30, 14263), (34, 12585), (51, 8390), (85, 5034), (102, 4195), (170, 2517), (255, 1678), (510, 839)]