8189840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4487

約数の個数: 40

約数和(自身を含む): 19873728

約数和(自身を除く): 11683888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 4451, 8902, 17804, 22255, 35608, 44510, 71216, 89020, 102373, 178040, 204746, 356080, 409492, 511865, 818984, 1023730, 1637968, 2047460, 4094920, 8189840]

約数ペア:

[(1, 8189840), (2, 4094920), (4, 2047460), (5, 1637968), (8, 1023730), (10, 818984), (16, 511865), (20, 409492), (23, 356080), (40, 204746), (46, 178040), (80, 102373), (92, 89020), (115, 71216), (184, 44510), (230, 35608), (368, 22255), (460, 17804), (920, 8902), (1840, 4451)]