222486320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397297}}^1$

素因数の和:397317

約数の個数: 40

約数和(自身を含む): 591179424

約数和(自身を除く): 368693104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 397297, 794594, 1589188, 1986485, 2781079, 3178376, 3972970, 5562158, 6356752, 7945940, 11124316, 13905395, 15891880, 22248632, 27810790, 31783760, 44497264, 55621580, 111243160, 222486320]

約数ペア:

[(1, 222486320), (2, 111243160), (4, 55621580), (5, 44497264), (7, 31783760), (8, 27810790), (10, 22248632), (14, 15891880), (16, 13905395), (20, 11124316), (28, 7945940), (35, 6356752), (40, 5562158), (56, 3972970), (70, 3178376), (80, 2781079), (112, 1986485), (140, 1589188), (280, 794594), (560, 397297)]