7860880

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1013}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 18483192

約数和(自身を除く): 10622312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1013, 1552, 1940, 2026, 3880, 4052, 5065, 7760, 8104, 10130, 16208, 20260, 40520, 81040, 98261, 196522, 393044, 491305, 786088, 982610, 1572176, 1965220, 3930440, 7860880]

約数ペア:

[(1, 7860880), (2, 3930440), (4, 1965220), (5, 1572176), (8, 982610), (10, 786088), (16, 491305), (20, 393044), (40, 196522), (80, 98261), (97, 81040), (194, 40520), (388, 20260), (485, 16208), (776, 10130), (970, 8104), (1013, 7760), (1552, 5065), (1940, 4052), (2026, 3880)]