40884680

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{1013}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 92172600

約数和(自身を除く): 51287920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 1013, 2018, 2026, 4036, 4052, 5045, 5065, 8072, 8104, 10090, 10130, 20180, 20260, 40360, 40520, 1022117, 2044234, 4088468, 5110585, 8176936, 10221170, 20442340, 40884680]

約数ペア:

[(1, 40884680), (2, 20442340), (4, 10221170), (5, 8176936), (8, 5110585), (10, 4088468), (20, 2044234), (40, 1022117), (1009, 40520), (1013, 40360), (2018, 20260), (2026, 20180), (4036, 10130), (4052, 10090), (5045, 8104), (5065, 8072)]