2912707960

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{463807}}^1$

素因数の和:463975

約数の個数: 32

約数和(自身を含む): 6595349760

約数和(自身を除く): 3682641800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 463807, 927614, 1855228, 2319035, 3710456, 4638070, 9276140, 18552280, 72817699, 145635398, 291270796, 364088495, 582541592, 728176990, 1456353980, 2912707960]

約数ペア:

[(1, 2912707960), (2, 1456353980), (4, 728176990), (5, 582541592), (8, 364088495), (10, 291270796), (20, 145635398), (40, 72817699), (157, 18552280), (314, 9276140), (628, 4638070), (785, 3710456), (1256, 2319035), (1570, 1855228), (3140, 927614), (6280, 463807)]