20249629840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23010943}}^1$

素因数の和:23010967

約数の個数: 40

約数和(自身を含む): 51360427008

約数和(自身を除く): 31110797168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 23010943, 46021886, 92043772, 115054715, 184087544, 230109430, 253120373, 368175088, 460218860, 506240746, 920437720, 1012481492, 1265601865, 1840875440, 2024962984, 2531203730, 4049925968, 5062407460, 10124814920, 20249629840]

約数ペア:

[(1, 20249629840), (2, 10124814920), (4, 5062407460), (5, 4049925968), (8, 2531203730), (10, 2024962984), (11, 1840875440), (16, 1265601865), (20, 1012481492), (22, 920437720), (40, 506240746), (44, 460218860), (55, 368175088), (80, 253120373), (88, 230109430), (110, 184087544), (176, 115054715), (220, 92043772), (440, 46021886), (880, 23010943)]