30263870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4751}}^1$

素因数の和:4785

約数の個数: 48

約数和(自身を含む): 68257728

約数和(自身を除く): 37993858

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4751, 6370, 9502, 23755, 33257, 47510, 61763, 66514, 123526, 166285, 232799, 308815, 332570, 432341, 465598, 617630, 864682, 1163995, 2161705, 2327990, 3026387, 4323410, 6052774, 15131935, 30263870]

約数ペア:

[(1, 30263870), (2, 15131935), (5, 6052774), (7, 4323410), (10, 3026387), (13, 2327990), (14, 2161705), (26, 1163995), (35, 864682), (49, 617630), (65, 465598), (70, 432341), (91, 332570), (98, 308815), (130, 232799), (182, 166285), (245, 123526), (455, 66514), (490, 61763), (637, 47510), (910, 33257), (1274, 23755), (3185, 9502), (4751, 6370)]