3930440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1013}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 8943480

約数和(自身を除く): 5013040

約数列:

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

約数ペア:

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