2000280680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1351541}}^1$

素因数の和:1351589

約数の個数: 32

約数和(自身を含む): 4622273640

約数和(自身を除く): 2621992960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1351541, 2703082, 5406164, 6757705, 10812328, 13515410, 27030820, 50007017, 54061640, 100014034, 200028068, 250035085, 400056136, 500070170, 1000140340, 2000280680]

約数ペア:

[(1, 2000280680), (2, 1000140340), (4, 500070170), (5, 400056136), (8, 250035085), (10, 200028068), (20, 100014034), (37, 54061640), (40, 50007017), (74, 27030820), (148, 13515410), (185, 10812328), (296, 6757705), (370, 5406164), (740, 2703082), (1480, 1351541)]