2125020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 6023808

約数和(自身を除く): 3898788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 331, 428, 535, 642, 662, 993, 1070, 1284, 1324, 1605, 1655, 1986, 2140, 3210, 3310, 3972, 4965, 6420, 6620, 9930, 19860, 35417, 70834, 106251, 141668, 177085, 212502, 354170, 425004, 531255, 708340, 1062510, 2125020]

約数ペア:

[(1, 2125020), (2, 1062510), (3, 708340), (4, 531255), (5, 425004), (6, 354170), (10, 212502), (12, 177085), (15, 141668), (20, 106251), (30, 70834), (60, 35417), (107, 19860), (214, 9930), (321, 6620), (331, 6420), (428, 4965), (535, 3972), (642, 3310), (662, 3210), (993, 2140), (1070, 1986), (1284, 1655), (1324, 1605)]