219965060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{21523}}^1$

素因数の和:21612

約数の個数: 48

約数和(自身を含む): 535172736

約数和(自身を除く): 315207676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 21523, 43046, 86092, 107615, 150661, 215230, 301322, 430460, 602644, 753305, 1506610, 1571179, 3013220, 3142358, 6284716, 7855895, 10998253, 15711790, 21996506, 31423580, 43993012, 54991265, 109982530, 219965060]

約数ペア:

[(1, 219965060), (2, 109982530), (4, 54991265), (5, 43993012), (7, 31423580), (10, 21996506), (14, 15711790), (20, 10998253), (28, 7855895), (35, 6284716), (70, 3142358), (73, 3013220), (140, 1571179), (146, 1506610), (292, 753305), (365, 602644), (511, 430460), (730, 301322), (1022, 215230), (1460, 150661), (2044, 107615), (2555, 86092), (5110, 43046), (10220, 21523)]