12572060

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 27350400

約数和(自身を除く): 14778340

約数列:

[1, 2, 4, 5, 10, 20, 73, 79, 109, 146, 158, 218, 292, 316, 365, 395, 436, 545, 730, 790, 1090, 1460, 1580, 2180, 5767, 7957, 8611, 11534, 15914, 17222, 23068, 28835, 31828, 34444, 39785, 43055, 57670, 79570, 86110, 115340, 159140, 172220, 628603, 1257206, 2514412, 3143015, 6286030, 12572060]

約数ペア:

[(1, 12572060), (2, 6286030), (4, 3143015), (5, 2514412), (10, 1257206), (20, 628603), (73, 172220), (79, 159140), (109, 115340), (146, 86110), (158, 79570), (218, 57670), (292, 43055), (316, 39785), (365, 34444), (395, 31828), (436, 28835), (545, 23068), (730, 17222), (790, 15914), (1090, 11534), (1460, 8611), (1580, 7957), (2180, 5767)]