2178989834110

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21647}}^1\times {\mathrm{150239}}^1$

素因数の和:171960

約数の個数: 32

約数和(自身を含む): 3980932116480

約数和(自身を除く): 1801942282370

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 21647, 43294, 108235, 150239, 216470, 300478, 751195, 1450349, 1502390, 2900698, 7251745, 10066013, 14503490, 20132026, 50330065, 100660130, 3252223633, 6504447266, 16261118165, 32522236330, 217898983411, 435797966822, 1089494917055, 2178989834110]

約数ペア:

[(1, 2178989834110), (2, 1089494917055), (5, 435797966822), (10, 217898983411), (67, 32522236330), (134, 16261118165), (335, 6504447266), (670, 3252223633), (21647, 100660130), (43294, 50330065), (108235, 20132026), (150239, 14503490), (216470, 10066013), (300478, 7251745), (751195, 2900698), (1450349, 1502390)]