2145756490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2531}}^1\times {\mathrm{4987}}^1$

素因数の和:7542

約数の個数: 32

約数和(自身を含む): 4091995584

約数和(自身を除く): 1946239094

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2531, 4987, 5062, 9974, 12655, 24935, 25310, 43027, 49870, 84779, 86054, 169558, 215135, 423895, 430270, 847790, 12622097, 25244194, 63110485, 126220970, 214575649, 429151298, 1072878245, 2145756490]

約数ペア:

[(1, 2145756490), (2, 1072878245), (5, 429151298), (10, 214575649), (17, 126220970), (34, 63110485), (85, 25244194), (170, 12622097), (2531, 847790), (4987, 430270), (5062, 423895), (9974, 215135), (12655, 169558), (24935, 86054), (25310, 84779), (43027, 49870)]