2398340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 5924352

約数和(自身を除く): 3526012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 463, 518, 740, 926, 1036, 1295, 1852, 2315, 2590, 3241, 4630, 5180, 6482, 9260, 12964, 16205, 17131, 32410, 34262, 64820, 68524, 85655, 119917, 171310, 239834, 342620, 479668, 599585, 1199170, 2398340]

約数ペア:

[(1, 2398340), (2, 1199170), (4, 599585), (5, 479668), (7, 342620), (10, 239834), (14, 171310), (20, 119917), (28, 85655), (35, 68524), (37, 64820), (70, 34262), (74, 32410), (140, 17131), (148, 16205), (185, 12964), (259, 9260), (370, 6482), (463, 5180), (518, 4630), (740, 3241), (926, 2590), (1036, 2315), (1295, 1852)]