316538320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{565247}}^1$

素因数の和:565267

約数の個数: 40

約数和(自身を含む): 841089024

約数和(自身を除く): 524550704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 565247, 1130494, 2260988, 2826235, 3956729, 4521976, 5652470, 7913458, 9043952, 11304940, 15826916, 19783645, 22609880, 31653832, 39567290, 45219760, 63307664, 79134580, 158269160, 316538320]

約数ペア:

[(1, 316538320), (2, 158269160), (4, 79134580), (5, 63307664), (7, 45219760), (8, 39567290), (10, 31653832), (14, 22609880), (16, 19783645), (20, 15826916), (28, 11304940), (35, 9043952), (40, 7913458), (56, 5652470), (70, 4521976), (80, 3956729), (112, 2826235), (140, 2260988), (280, 1130494), (560, 565247)]