173819380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{4831}}^1$

素因数の和:5104

約数の個数: 48

約数和(自身を含む): 418876416

約数和(自身を除く): 245057036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 4831, 5140, 7196, 8995, 9662, 17990, 19324, 24155, 33817, 35980, 48310, 67634, 96620, 135268, 169085, 338170, 676340, 1241567, 2483134, 4966268, 6207835, 8690969, 12415670, 17381938, 24831340, 34763876, 43454845, 86909690, 173819380]

約数ペア:

[(1, 173819380), (2, 86909690), (4, 43454845), (5, 34763876), (7, 24831340), (10, 17381938), (14, 12415670), (20, 8690969), (28, 6207835), (35, 4966268), (70, 2483134), (140, 1241567), (257, 676340), (514, 338170), (1028, 169085), (1285, 135268), (1799, 96620), (2570, 67634), (3598, 48310), (4831, 35980), (5140, 33817), (7196, 24155), (8995, 19324), (9662, 17990)]