1302320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 40

約数和(自身を含む): 3083136

約数和(自身を除く): 1780816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 223, 292, 365, 446, 584, 730, 892, 1115, 1168, 1460, 1784, 2230, 2920, 3568, 4460, 5840, 8920, 16279, 17840, 32558, 65116, 81395, 130232, 162790, 260464, 325580, 651160, 1302320]

約数ペア:

[(1, 1302320), (2, 651160), (4, 325580), (5, 260464), (8, 162790), (10, 130232), (16, 81395), (20, 65116), (40, 32558), (73, 17840), (80, 16279), (146, 8920), (223, 5840), (292, 4460), (365, 3568), (446, 2920), (584, 2230), (730, 1784), (892, 1460), (1115, 1168)]