1256120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 2920320

約数和(自身を除く): 1664200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1013, 1240, 2026, 4052, 5065, 8104, 10130, 20260, 31403, 40520, 62806, 125612, 157015, 251224, 314030, 628060, 1256120]

約数ペア:

[(1, 1256120), (2, 628060), (4, 314030), (5, 251224), (8, 157015), (10, 125612), (20, 62806), (31, 40520), (40, 31403), (62, 20260), (124, 10130), (155, 8104), (248, 5065), (310, 4052), (620, 2026), (1013, 1240)]