1486740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 4233600

約数和(自身を除く): 2746860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 349, 355, 426, 698, 710, 852, 1047, 1065, 1396, 1420, 1745, 2094, 2130, 3490, 4188, 4260, 5235, 6980, 10470, 20940, 24779, 49558, 74337, 99116, 123895, 148674, 247790, 297348, 371685, 495580, 743370, 1486740]

約数ペア:

[(1, 1486740), (2, 743370), (3, 495580), (4, 371685), (5, 297348), (6, 247790), (10, 148674), (12, 123895), (15, 99116), (20, 74337), (30, 49558), (60, 24779), (71, 20940), (142, 10470), (213, 6980), (284, 5235), (349, 4260), (355, 4188), (426, 3490), (698, 2130), (710, 2094), (852, 1745), (1047, 1420), (1065, 1396)]