20366960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11069}}^1$

素因数の和:11105

約数の個数: 40

約数和(自身を含む): 49416480

約数和(自身を除く): 29049520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 11069, 22138, 44276, 55345, 88552, 110690, 177104, 221380, 254587, 442760, 509174, 885520, 1018348, 1272935, 2036696, 2545870, 4073392, 5091740, 10183480, 20366960]

約数ペア:

[(1, 20366960), (2, 10183480), (4, 5091740), (5, 4073392), (8, 2545870), (10, 2036696), (16, 1272935), (20, 1018348), (23, 885520), (40, 509174), (46, 442760), (80, 254587), (92, 221380), (115, 177104), (184, 110690), (230, 88552), (368, 55345), (460, 44276), (920, 22138), (1840, 11069)]