9880720

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1093}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 23197176

約数和(自身を除く): 13316456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1093, 1130, 1808, 2186, 2260, 4372, 4520, 5465, 8744, 9040, 10930, 17488, 21860, 43720, 87440, 123509, 247018, 494036, 617545, 988072, 1235090, 1976144, 2470180, 4940360, 9880720]

約数ペア:

[(1, 9880720), (2, 4940360), (4, 2470180), (5, 1976144), (8, 1235090), (10, 988072), (16, 617545), (20, 494036), (40, 247018), (80, 123509), (113, 87440), (226, 43720), (452, 21860), (565, 17488), (904, 10930), (1093, 9040), (1130, 8744), (1808, 5465), (2186, 4520), (2260, 4372)]