2012165840

素因数分解:

$2^4\times 5^1\times {\mathrm{2333}}^1\times {\mathrm{10781}}^1$

素因数の和:13127

約数の個数: 40

約数和(自身を含む): 4680724968

約数和(自身を除く): 2668559128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2333, 4666, 9332, 10781, 11665, 18664, 21562, 23330, 37328, 43124, 46660, 53905, 86248, 93320, 107810, 172496, 186640, 215620, 431240, 862480, 25152073, 50304146, 100608292, 125760365, 201216584, 251520730, 402433168, 503041460, 1006082920, 2012165840]

約数ペア:

[(1, 2012165840), (2, 1006082920), (4, 503041460), (5, 402433168), (8, 251520730), (10, 201216584), (16, 125760365), (20, 100608292), (40, 50304146), (80, 25152073), (2333, 862480), (4666, 431240), (9332, 215620), (10781, 186640), (11665, 172496), (18664, 107810), (21562, 93320), (23330, 86248), (37328, 53905), (43124, 46660)]