298896920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1067489}}^1$

素因数の和:1067507

約数の個数: 32

約数和(自身を含む): 768592800

約数和(自身を除く): 469695880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1067489, 2134978, 4269956, 5337445, 7472423, 8539912, 10674890, 14944846, 21349780, 29889692, 37362115, 42699560, 59779384, 74724230, 149448460, 298896920]

約数ペア:

[(1, 298896920), (2, 149448460), (4, 74724230), (5, 59779384), (7, 42699560), (8, 37362115), (10, 29889692), (14, 21349780), (20, 14944846), (28, 10674890), (35, 8539912), (40, 7472423), (56, 5337445), (70, 4269956), (140, 2134978), (280, 1067489)]