16676680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21943}}^1$

素因数の和:21973

約数の個数: 32

約数和(自身を含む): 39499200

約数和(自身を除く): 22822520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21943, 43886, 87772, 109715, 175544, 219430, 416917, 438860, 833834, 877720, 1667668, 2084585, 3335336, 4169170, 8338340, 16676680]

約数ペア:

[(1, 16676680), (2, 8338340), (4, 4169170), (5, 3335336), (8, 2084585), (10, 1667668), (19, 877720), (20, 833834), (38, 438860), (40, 416917), (76, 219430), (95, 175544), (152, 109715), (190, 87772), (380, 43886), (760, 21943)]