387627845780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2768770327}}^1$

素因数の和:2768770343

約数の個数: 24

約数和(自身を含む): 930306830208

約数和(自身を除く): 542678984428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2768770327, 5537540654, 11075081308, 13843851635, 19381392289, 27687703270, 38762784578, 55375406540, 77525569156, 96906961445, 193813922890, 387627845780]

約数ペア:

[(1, 387627845780), (2, 193813922890), (4, 96906961445), (5, 77525569156), (7, 55375406540), (10, 38762784578), (14, 27687703270), (20, 19381392289), (28, 13843851635), (35, 11075081308), (70, 5537540654), (140, 2768770327)]