39783780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221021}}^1$

素因数の和:221036

約数の個数: 36

約数和(自身を含む): 120678012

約数和(自身を除く): 80894232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221021, 442042, 663063, 884084, 1105105, 1326126, 1989189, 2210210, 2652252, 3315315, 3978378, 4420420, 6630630, 7956756, 9945945, 13261260, 19891890, 39783780]

約数ペア:

[(1, 39783780), (2, 19891890), (3, 13261260), (4, 9945945), (5, 7956756), (6, 6630630), (9, 4420420), (10, 3978378), (12, 3315315), (15, 2652252), (18, 2210210), (20, 1989189), (30, 1326126), (36, 1105105), (45, 884084), (60, 663063), (90, 442042), (180, 221021)]