84422840

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4051}}^1$

素因数の和:4583

約数の個数: 32

約数和(自身を含む): 190362960

約数和(自身を除く): 105940120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4051, 4168, 5210, 8102, 10420, 16204, 20255, 20840, 32408, 40510, 81020, 162040, 2110571, 4221142, 8442284, 10552855, 16884568, 21105710, 42211420, 84422840]

約数ペア:

[(1, 84422840), (2, 42211420), (4, 21105710), (5, 16884568), (8, 10552855), (10, 8442284), (20, 4221142), (40, 2110571), (521, 162040), (1042, 81020), (2084, 40510), (2605, 32408), (4051, 20840), (4168, 20255), (5210, 16204), (8102, 10420)]