193748240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{345979}}^1$

素因数の和:345999

約数の個数: 40

約数和(自身を含む): 514818240

約数和(自身を除く): 321070000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 345979, 691958, 1383916, 1729895, 2421853, 2767832, 3459790, 4843706, 5535664, 6919580, 9687412, 12109265, 13839160, 19374824, 24218530, 27678320, 38749648, 48437060, 96874120, 193748240]

約数ペア:

[(1, 193748240), (2, 96874120), (4, 48437060), (5, 38749648), (7, 27678320), (8, 24218530), (10, 19374824), (14, 13839160), (16, 12109265), (20, 9687412), (28, 6919580), (35, 5535664), (40, 4843706), (56, 3459790), (70, 2767832), (80, 2421853), (112, 1729895), (140, 1383916), (280, 691958), (560, 345979)]