18040149860

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1481}}^1\times {\mathrm{1607}}^1$

素因数の和:3476

約数の個数: 48

約数和(自身を含む): 38033573760

約数和(自身を除く): 19993423900

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1481, 1516, 1607, 1895, 2962, 3214, 3790, 5924, 6428, 7405, 7580, 8035, 14810, 16070, 29620, 32140, 561299, 609053, 1122598, 1218106, 2245196, 2379967, 2436212, 2806495, 3045265, 4759934, 5612990, 6090530, 9519868, 11225980, 11899835, 12181060, 23799670, 47599340, 902007493, 1804014986, 3608029972, 4510037465, 9020074930, 18040149860]

約数ペア:

[(1, 18040149860), (2, 9020074930), (4, 4510037465), (5, 3608029972), (10, 1804014986), (20, 902007493), (379, 47599340), (758, 23799670), (1481, 12181060), (1516, 11899835), (1607, 11225980), (1895, 9519868), (2962, 6090530), (3214, 5612990), (3790, 4759934), (5924, 3045265), (6428, 2806495), (7405, 2436212), (7580, 2379967), (8035, 2245196), (14810, 1218106), (16070, 1122598), (29620, 609053), (32140, 561299)]