56249320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23053}}^1$

素因数の和:23125

約数の個数: 32

約数和(自身を含む): 128641320

約数和(自身を除く): 72392000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23053, 46106, 92212, 115265, 184424, 230530, 461060, 922120, 1406233, 2812466, 5624932, 7031165, 11249864, 14062330, 28124660, 56249320]

約数ペア:

[(1, 56249320), (2, 28124660), (4, 14062330), (5, 11249864), (8, 7031165), (10, 5624932), (20, 2812466), (40, 1406233), (61, 922120), (122, 461060), (244, 230530), (305, 184424), (488, 115265), (610, 92212), (1220, 46106), (2440, 23053)]