22782280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9337}}^1$

素因数の和:9409

約数の個数: 32

約数和(自身を含む): 52106040

約数和(自身を除く): 29323760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9337, 18674, 37348, 46685, 74696, 93370, 186740, 373480, 569557, 1139114, 2278228, 2847785, 4556456, 5695570, 11391140, 22782280]

約数ペア:

[(1, 22782280), (2, 11391140), (4, 5695570), (5, 4556456), (8, 2847785), (10, 2278228), (20, 1139114), (40, 569557), (61, 373480), (122, 186740), (244, 93370), (305, 74696), (488, 46685), (610, 37348), (1220, 18674), (2440, 9337)]