340266920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1215239}}^1$

素因数の和:1215257

約数の個数: 32

約数和(自身を含む): 874972800

約数和(自身を除く): 534705880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1215239, 2430478, 4860956, 6076195, 8506673, 9721912, 12152390, 17013346, 24304780, 34026692, 42533365, 48609560, 68053384, 85066730, 170133460, 340266920]

約数ペア:

[(1, 340266920), (2, 170133460), (4, 85066730), (5, 68053384), (7, 48609560), (8, 42533365), (10, 34026692), (14, 24304780), (20, 17013346), (28, 12152390), (35, 9721912), (40, 8506673), (56, 6076195), (70, 4860956), (140, 2430478), (280, 1215239)]