180026360

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{5647}}^1$

素因数の和:6455

約数の個数: 32

約数和(自身を含む): 405639360

約数和(自身を除く): 225613000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 5647, 6376, 7970, 11294, 15940, 22588, 28235, 31880, 45176, 56470, 112940, 225880, 4500659, 9001318, 18002636, 22503295, 36005272, 45006590, 90013180, 180026360]

約数ペア:

[(1, 180026360), (2, 90013180), (4, 45006590), (5, 36005272), (8, 22503295), (10, 18002636), (20, 9001318), (40, 4500659), (797, 225880), (1594, 112940), (3188, 56470), (3985, 45176), (5647, 31880), (6376, 28235), (7970, 22588), (11294, 15940)]