54670280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{27893}}^1$

素因数の和:27918

約数の個数: 48

約数和(自身を含む): 143096220

約数和(自身を除く): 88425940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 27893, 55786, 111572, 139465, 195251, 223144, 278930, 390502, 557860, 781004, 976255, 1115720, 1366757, 1562008, 1952510, 2733514, 3905020, 5467028, 6833785, 7810040, 10934056, 13667570, 27335140, 54670280]

約数ペア:

[(1, 54670280), (2, 27335140), (4, 13667570), (5, 10934056), (7, 7810040), (8, 6833785), (10, 5467028), (14, 3905020), (20, 2733514), (28, 1952510), (35, 1562008), (40, 1366757), (49, 1115720), (56, 976255), (70, 781004), (98, 557860), (140, 390502), (196, 278930), (245, 223144), (280, 195251), (392, 139465), (490, 111572), (980, 55786), (1960, 27893)]