20407560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170063}}^1$

素因数の和:170077

約数の個数: 32

約数和(自身を含む): 61223040

約数和(自身を除く): 40815480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170063, 340126, 510189, 680252, 850315, 1020378, 1360504, 1700630, 2040756, 2550945, 3401260, 4081512, 5101890, 6802520, 10203780, 20407560]

約数ペア:

[(1, 20407560), (2, 10203780), (3, 6802520), (4, 5101890), (5, 4081512), (6, 3401260), (8, 2550945), (10, 2040756), (12, 1700630), (15, 1360504), (20, 1020378), (24, 850315), (30, 680252), (40, 510189), (60, 340126), (120, 170063)]