23038240

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1321}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 54968760

約数和(自身を除く): 31930520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1321, 1744, 2180, 2642, 3488, 4360, 5284, 6605, 8720, 10568, 13210, 17440, 21136, 26420, 42272, 52840, 105680, 143989, 211360, 287978, 575956, 719945, 1151912, 1439890, 2303824, 2879780, 4607648, 5759560, 11519120, 23038240]

約数ペア:

[(1, 23038240), (2, 11519120), (4, 5759560), (5, 4607648), (8, 2879780), (10, 2303824), (16, 1439890), (20, 1151912), (32, 719945), (40, 575956), (80, 287978), (109, 211360), (160, 143989), (218, 105680), (436, 52840), (545, 42272), (872, 26420), (1090, 21136), (1321, 17440), (1744, 13210), (2180, 10568), (2642, 8720), (3488, 6605), (4360, 5284)]