2981220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4517}}^1$

素因数の和:4540

約数の個数: 48

約数和(自身を含む): 9108288

約数和(自身を除く): 6127068

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, 4517, 9034, 13551, 18068, 22585, 27102, 45170, 49687, 54204, 67755, 90340, 99374, 135510, 149061, 198748, 248435, 271020, 298122, 496870, 596244, 745305, 993740, 1490610, 2981220]

約数ペア:

[(1, 2981220), (2, 1490610), (3, 993740), (4, 745305), (5, 596244), (6, 496870), (10, 298122), (11, 271020), (12, 248435), (15, 198748), (20, 149061), (22, 135510), (30, 99374), (33, 90340), (44, 67755), (55, 54204), (60, 49687), (66, 45170), (110, 27102), (132, 22585), (165, 18068), (220, 13551), (330, 9034), (660, 4517)]