199966480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{357083}}^1$

素因数の和:357103

約数の個数: 40

約数和(自身を含む): 531340992

約数和(自身を除く): 331374512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 357083, 714166, 1428332, 1785415, 2499581, 2856664, 3570830, 4999162, 5713328, 7141660, 9998324, 12497905, 14283320, 19996648, 24995810, 28566640, 39993296, 49991620, 99983240, 199966480]

約数ペア:

[(1, 199966480), (2, 99983240), (4, 49991620), (5, 39993296), (7, 28566640), (8, 24995810), (10, 19996648), (14, 14283320), (16, 12497905), (20, 9998324), (28, 7141660), (35, 5713328), (40, 4999162), (56, 3570830), (70, 2856664), (80, 2499581), (112, 1785415), (140, 1428332), (280, 714166), (560, 357083)]