8186990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 18057600

約数和(自身を除く): 9870610

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 58, 70, 74, 109, 145, 185, 203, 218, 259, 290, 370, 406, 518, 545, 763, 1015, 1073, 1090, 1295, 1526, 2030, 2146, 2590, 3161, 3815, 4033, 5365, 6322, 7511, 7630, 8066, 10730, 15022, 15805, 20165, 22127, 28231, 31610, 37555, 40330, 44254, 56462, 75110, 110635, 116957, 141155, 221270, 233914, 282310, 584785, 818699, 1169570, 1637398, 4093495, 8186990]

約数ペア:

[(1, 8186990), (2, 4093495), (5, 1637398), (7, 1169570), (10, 818699), (14, 584785), (29, 282310), (35, 233914), (37, 221270), (58, 141155), (70, 116957), (74, 110635), (109, 75110), (145, 56462), (185, 44254), (203, 40330), (218, 37555), (259, 31610), (290, 28231), (370, 22127), (406, 20165), (518, 15805), (545, 15022), (763, 10730), (1015, 8066), (1073, 7630), (1090, 7511), (1295, 6322), (1526, 5365), (2030, 4033), (2146, 3815), (2590, 3161)]