1321890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 3205440

約数和(自身を除く): 1883550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 317, 417, 634, 695, 834, 951, 1390, 1585, 1902, 2085, 3170, 4170, 4755, 9510, 44063, 88126, 132189, 220315, 264378, 440630, 660945, 1321890]

約数ペア:

[(1, 1321890), (2, 660945), (3, 440630), (5, 264378), (6, 220315), (10, 132189), (15, 88126), (30, 44063), (139, 9510), (278, 4755), (317, 4170), (417, 3170), (634, 2085), (695, 1902), (834, 1585), (951, 1390)]