2123711220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{179671}}^1$

素因数の和:179880

約数の個数: 48

約数和(自身を含む): 5976609408

約数和(自身を除く): 3852898188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 179671, 359342, 539013, 718684, 898355, 1078026, 1796710, 2156052, 2695065, 3593420, 5390130, 10780260, 35395187, 70790374, 106185561, 141580748, 176975935, 212371122, 353951870, 424742244, 530927805, 707903740, 1061855610, 2123711220]

約数ペア:

[(1, 2123711220), (2, 1061855610), (3, 707903740), (4, 530927805), (5, 424742244), (6, 353951870), (10, 212371122), (12, 176975935), (15, 141580748), (20, 106185561), (30, 70790374), (60, 35395187), (197, 10780260), (394, 5390130), (591, 3593420), (788, 2695065), (985, 2156052), (1182, 1796710), (1970, 1078026), (2364, 898355), (2955, 718684), (3940, 539013), (5910, 359342), (11820, 179671)]