180972280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{196709}}^1$

素因数の和:196743

約数の個数: 32

約数和(自身を含む): 424893600

約数和(自身を除く): 243921320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 196709, 393418, 786836, 983545, 1573672, 1967090, 3934180, 4524307, 7868360, 9048614, 18097228, 22621535, 36194456, 45243070, 90486140, 180972280]

約数ペア:

[(1, 180972280), (2, 90486140), (4, 45243070), (5, 36194456), (8, 22621535), (10, 18097228), (20, 9048614), (23, 7868360), (40, 4524307), (46, 3934180), (92, 1967090), (115, 1573672), (184, 983545), (230, 786836), (460, 393418), (920, 196709)]