207925240

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{30047}}^1$

素因数の和:30231

約数の個数: 32

約数和(自身を含む): 470551680

約数和(自身を除く): 262626440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 30047, 60094, 120188, 150235, 240376, 300470, 600940, 1201880, 5198131, 10396262, 20792524, 25990655, 41585048, 51981310, 103962620, 207925240]

約数ペア:

[(1, 207925240), (2, 103962620), (4, 51981310), (5, 41585048), (8, 25990655), (10, 20792524), (20, 10396262), (40, 5198131), (173, 1201880), (346, 600940), (692, 300470), (865, 240376), (1384, 150235), (1730, 120188), (3460, 60094), (6920, 30047)]