115978180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{53201}}^1$

素因数の和:53319

約数の個数: 24

約数和(自身を含む): 245793240

約数和(自身を除く): 129815060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 53201, 106402, 212804, 266005, 532010, 1064020, 5798909, 11597818, 23195636, 28994545, 57989090, 115978180]

約数ペア:

[(1, 115978180), (2, 57989090), (4, 28994545), (5, 23195636), (10, 11597818), (20, 5798909), (109, 1064020), (218, 532010), (436, 266005), (545, 212804), (1090, 106402), (2180, 53201)]