284969440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{254437}}^1$

素因数の和:254459

約数の個数: 48

約数和(自身を含む): 769420512

約数和(自身を除く): 484451072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 254437, 508874, 1017748, 1272185, 1781059, 2035496, 2544370, 3562118, 4070992, 5088740, 7124236, 8141984, 8905295, 10177480, 14248472, 17810590, 20354960, 28496944, 35621180, 40709920, 56993888, 71242360, 142484720, 284969440]

約数ペア:

[(1, 284969440), (2, 142484720), (4, 71242360), (5, 56993888), (7, 40709920), (8, 35621180), (10, 28496944), (14, 20354960), (16, 17810590), (20, 14248472), (28, 10177480), (32, 8905295), (35, 8141984), (40, 7124236), (56, 5088740), (70, 4070992), (80, 3562118), (112, 2544370), (140, 2035496), (160, 1781059), (224, 1272185), (280, 1017748), (560, 508874), (1120, 254437)]