309115390

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{19429}}^1$

素因数の和:19516

約数の個数: 32

約数和(自身を含む): 584765280

約数和(自身を除く): 275649890

約数列:

[1, 2, 5, 10, 37, 43, 74, 86, 185, 215, 370, 430, 1591, 3182, 7955, 15910, 19429, 38858, 97145, 194290, 718873, 835447, 1437746, 1670894, 3594365, 4177235, 7188730, 8354470, 30911539, 61823078, 154557695, 309115390]

約数ペア:

[(1, 309115390), (2, 154557695), (5, 61823078), (10, 30911539), (37, 8354470), (43, 7188730), (74, 4177235), (86, 3594365), (185, 1670894), (215, 1437746), (370, 835447), (430, 718873), (1591, 194290), (3182, 97145), (7955, 38858), (15910, 19429)]