8653540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 20990592

約数和(自身を除く): 12337052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 547, 565, 791, 1094, 1130, 1582, 2188, 2260, 2735, 3164, 3829, 3955, 5470, 7658, 7910, 10940, 15316, 15820, 19145, 38290, 61811, 76580, 123622, 247244, 309055, 432677, 618110, 865354, 1236220, 1730708, 2163385, 4326770, 8653540]

約数ペア:

[(1, 8653540), (2, 4326770), (4, 2163385), (5, 1730708), (7, 1236220), (10, 865354), (14, 618110), (20, 432677), (28, 309055), (35, 247244), (70, 123622), (113, 76580), (140, 61811), (226, 38290), (452, 19145), (547, 15820), (565, 15316), (791, 10940), (1094, 7910), (1130, 7658), (1582, 5470), (2188, 3955), (2260, 3829), (2735, 3164)]