8947430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 16722720

約数和(自身を除く): 7775290

約数列:

[1, 2, 5, 10, 41, 82, 139, 157, 205, 278, 314, 410, 695, 785, 1390, 1570, 5699, 6437, 11398, 12874, 21823, 28495, 32185, 43646, 56990, 64370, 109115, 218230, 894743, 1789486, 4473715, 8947430]

約数ペア:

[(1, 8947430), (2, 4473715), (5, 1789486), (10, 894743), (41, 218230), (82, 109115), (139, 64370), (157, 56990), (205, 43646), (278, 32185), (314, 28495), (410, 21823), (695, 12874), (785, 11398), (1390, 6437), (1570, 5699)]