2128045370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{272477}}^1$

素因数の和:272566

約数の個数: 32

約数和(自身を含む): 4237577856

約数和(自身を除く): 2109532486

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 272477, 544954, 1362385, 2724770, 2997247, 5994494, 14986235, 19345867, 29972470, 38691734, 96729335, 193458670, 212804537, 425609074, 1064022685, 2128045370]

約数ペア:

[(1, 2128045370), (2, 1064022685), (5, 425609074), (10, 212804537), (11, 193458670), (22, 96729335), (55, 38691734), (71, 29972470), (110, 19345867), (142, 14986235), (355, 5994494), (710, 2997247), (781, 2724770), (1562, 1362385), (3905, 544954), (7810, 272477)]