40661320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{145219}}^1$

素因数の和:145237

約数の個数: 32

約数和(自身を含む): 104558400

約数和(自身を除く): 63897080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 145219, 290438, 580876, 726095, 1016533, 1161752, 1452190, 2033066, 2904380, 4066132, 5082665, 5808760, 8132264, 10165330, 20330660, 40661320]

約数ペア:

[(1, 40661320), (2, 20330660), (4, 10165330), (5, 8132264), (7, 5808760), (8, 5082665), (10, 4066132), (14, 2904380), (20, 2033066), (28, 1452190), (35, 1161752), (40, 1016533), (56, 726095), (70, 580876), (140, 290438), (280, 145219)]