127870280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{110233}}^1$

素因数の和:110273

約数の個数: 32

約数和(自身を含む): 297631800

約数和(自身を除く): 169761520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 110233, 220466, 440932, 551165, 881864, 1102330, 2204660, 3196757, 4409320, 6393514, 12787028, 15983785, 25574056, 31967570, 63935140, 127870280]

約数ペア:

[(1, 127870280), (2, 63935140), (4, 31967570), (5, 25574056), (8, 15983785), (10, 12787028), (20, 6393514), (29, 4409320), (40, 3196757), (58, 2204660), (116, 1102330), (145, 881864), (232, 551165), (290, 440932), (580, 220466), (1160, 110233)]