266418890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{10627}}^1$

素因数の和:10766

約数の個数: 32

約数和(自身を含む): 505042560

約数和(自身を除く): 238623670

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 2507, 5014, 10627, 12535, 21254, 25070, 53135, 106270, 244421, 488842, 1158343, 1222105, 2316686, 2444210, 5791715, 11583430, 26641889, 53283778, 133209445, 266418890]

約数ペア:

[(1, 266418890), (2, 133209445), (5, 53283778), (10, 26641889), (23, 11583430), (46, 5791715), (109, 2444210), (115, 2316686), (218, 1222105), (230, 1158343), (545, 488842), (1090, 244421), (2507, 106270), (5014, 53135), (10627, 25070), (12535, 21254)]