4022840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{617}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 9121680

約数和(自身を除く): 5098840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 617, 652, 815, 1234, 1304, 1630, 2468, 3085, 3260, 4936, 6170, 6520, 12340, 24680, 100571, 201142, 402284, 502855, 804568, 1005710, 2011420, 4022840]

約数ペア:

[(1, 4022840), (2, 2011420), (4, 1005710), (5, 804568), (8, 502855), (10, 402284), (20, 201142), (40, 100571), (163, 24680), (326, 12340), (617, 6520), (652, 6170), (815, 4936), (1234, 3260), (1304, 3085), (1630, 2468)]