12265640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16139}}^1$

素因数の和:16169

約数の個数: 32

約数和(自身を含む): 29052000

約数和(自身を除く): 16786360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16139, 32278, 64556, 80695, 129112, 161390, 306641, 322780, 613282, 645560, 1226564, 1533205, 2453128, 3066410, 6132820, 12265640]

約数ペア:

[(1, 12265640), (2, 6132820), (4, 3066410), (5, 2453128), (8, 1533205), (10, 1226564), (19, 645560), (20, 613282), (38, 322780), (40, 306641), (76, 161390), (95, 129112), (152, 80695), (190, 64556), (380, 32278), (760, 16139)]