207885890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{709}}^1$

素因数の和:1094

約数の個数: 32

約数和(自身を含む): 379566000

約数和(自身を除く): 171680110

約数列:

[1, 2, 5, 10, 109, 218, 269, 538, 545, 709, 1090, 1345, 1418, 2690, 3545, 7090, 29321, 58642, 77281, 146605, 154562, 190721, 293210, 381442, 386405, 772810, 953605, 1907210, 20788589, 41577178, 103942945, 207885890]

約数ペア:

[(1, 207885890), (2, 103942945), (5, 41577178), (10, 20788589), (109, 1907210), (218, 953605), (269, 772810), (538, 386405), (545, 381442), (709, 293210), (1090, 190721), (1345, 154562), (1418, 146605), (2690, 77281), (3545, 58642), (7090, 29321)]