388634260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2775959}}^1$

素因数の和:2775975

約数の個数: 24

約数和(自身を含む): 932722560

約数和(自身を除く): 544088300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2775959, 5551918, 11103836, 13879795, 19431713, 27759590, 38863426, 55519180, 77726852, 97158565, 194317130, 388634260]

約数ペア:

[(1, 388634260), (2, 194317130), (4, 97158565), (5, 77726852), (7, 55519180), (10, 38863426), (14, 27759590), (20, 19431713), (28, 13879795), (35, 11103836), (70, 5551918), (140, 2775959)]