818551010

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{3877}}^1$

素因数の和:4418

約数の個数: 32

約数和(自身を含む): 1511116992

約数和(自身を除く): 692565982

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 491, 982, 2455, 3877, 4910, 7754, 19385, 21113, 38770, 42226, 105565, 166711, 211130, 333422, 833555, 1667110, 1903607, 3807214, 9518035, 19036070, 81855101, 163710202, 409275505, 818551010]

約数ペア:

[(1, 818551010), (2, 409275505), (5, 163710202), (10, 81855101), (43, 19036070), (86, 9518035), (215, 3807214), (430, 1903607), (491, 1667110), (982, 833555), (2455, 333422), (3877, 211130), (4910, 166711), (7754, 105565), (19385, 42226), (21113, 38770)]