2781579540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{122321}}^1$

素因数の和:122712

約数の個数: 48

約数和(自身を含む): 7809036480

約数和(自身を除く): 5027456940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 758, 1137, 1516, 1895, 2274, 3790, 4548, 5685, 7580, 11370, 22740, 122321, 244642, 366963, 489284, 611605, 733926, 1223210, 1467852, 1834815, 2446420, 3669630, 7339260, 46359659, 92719318, 139078977, 185438636, 231798295, 278157954, 463596590, 556315908, 695394885, 927193180, 1390789770, 2781579540]

約数ペア:

[(1, 2781579540), (2, 1390789770), (3, 927193180), (4, 695394885), (5, 556315908), (6, 463596590), (10, 278157954), (12, 231798295), (15, 185438636), (20, 139078977), (30, 92719318), (60, 46359659), (379, 7339260), (758, 3669630), (1137, 2446420), (1516, 1834815), (1895, 1467852), (2274, 1223210), (3790, 733926), (4548, 611605), (5685, 489284), (7580, 366963), (11370, 244642), (22740, 122321)]