2155280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:971

約数の個数: 40

約数和(自身を含む): 5189400

約数和(自身を除く): 3034120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 929, 1160, 1858, 2320, 3716, 4645, 7432, 9290, 14864, 18580, 26941, 37160, 53882, 74320, 107764, 134705, 215528, 269410, 431056, 538820, 1077640, 2155280]

約数ペア:

[(1, 2155280), (2, 1077640), (4, 538820), (5, 431056), (8, 269410), (10, 215528), (16, 134705), (20, 107764), (29, 74320), (40, 53882), (58, 37160), (80, 26941), (116, 18580), (145, 14864), (232, 9290), (290, 7432), (464, 4645), (580, 3716), (929, 2320), (1160, 1858)]