19808580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30013}}^1$

素因数の和:30036

約数の個数: 48

約数和(自身を含む): 60508224

約数和(自身を除く): 40699644

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30013, 60026, 90039, 120052, 150065, 180078, 300130, 330143, 360156, 450195, 600260, 660286, 900390, 990429, 1320572, 1650715, 1800780, 1980858, 3301430, 3961716, 4952145, 6602860, 9904290, 19808580]

約数ペア:

[(1, 19808580), (2, 9904290), (3, 6602860), (4, 4952145), (5, 3961716), (6, 3301430), (10, 1980858), (11, 1800780), (12, 1650715), (15, 1320572), (20, 990429), (22, 900390), (30, 660286), (33, 600260), (44, 450195), (55, 360156), (60, 330143), (66, 300130), (110, 180078), (132, 150065), (165, 120052), (220, 90039), (330, 60026), (660, 30013)]