12915160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4423}}^1$

素因数の和:4507

約数の個数: 32

約数和(自身を含む): 29463840

約数和(自身を除く): 16548680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4423, 8846, 17692, 22115, 35384, 44230, 88460, 176920, 322879, 645758, 1291516, 1614395, 2583032, 3228790, 6457580, 12915160]

約数ペア:

[(1, 12915160), (2, 6457580), (4, 3228790), (5, 2583032), (8, 1614395), (10, 1291516), (20, 645758), (40, 322879), (73, 176920), (146, 88460), (292, 44230), (365, 35384), (584, 22115), (730, 17692), (1460, 8846), (2920, 4423)]