8894320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1523}}^1$

素因数の和:1609

約数の個数: 40

約数和(自身を含む): 20976336

約数和(自身を除く): 12082016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 1523, 2920, 3046, 5840, 6092, 7615, 12184, 15230, 24368, 30460, 60920, 111179, 121840, 222358, 444716, 555895, 889432, 1111790, 1778864, 2223580, 4447160, 8894320]

約数ペア:

[(1, 8894320), (2, 4447160), (4, 2223580), (5, 1778864), (8, 1111790), (10, 889432), (16, 555895), (20, 444716), (40, 222358), (73, 121840), (80, 111179), (146, 60920), (292, 30460), (365, 24368), (584, 15230), (730, 12184), (1168, 7615), (1460, 6092), (1523, 5840), (2920, 3046)]