40760408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1123}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 82614000

約数和(自身を除く): 41853592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 698, 1123, 1396, 2246, 2792, 4492, 4537, 8984, 9074, 14599, 18148, 29198, 36296, 58396, 116792, 391927, 783854, 1567708, 3135416, 5095051, 10190102, 20380204, 40760408]

約数ペア:

[(1, 40760408), (2, 20380204), (4, 10190102), (8, 5095051), (13, 3135416), (26, 1567708), (52, 783854), (104, 391927), (349, 116792), (698, 58396), (1123, 36296), (1396, 29198), (2246, 18148), (2792, 14599), (4492, 9074), (4537, 8984)]