20182440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1543}}^1$

素因数の和:1666

約数の個数: 64

約数和(自身を含む): 61142400

約数和(自身を除く): 40959960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1543, 1635, 2180, 2616, 3086, 3270, 4360, 4629, 6172, 6540, 7715, 9258, 12344, 13080, 15430, 18516, 23145, 30860, 37032, 46290, 61720, 92580, 168187, 185160, 336374, 504561, 672748, 840935, 1009122, 1345496, 1681870, 2018244, 2522805, 3363740, 4036488, 5045610, 6727480, 10091220, 20182440]

約数ペア:

[(1, 20182440), (2, 10091220), (3, 6727480), (4, 5045610), (5, 4036488), (6, 3363740), (8, 2522805), (10, 2018244), (12, 1681870), (15, 1345496), (20, 1009122), (24, 840935), (30, 672748), (40, 504561), (60, 336374), (109, 185160), (120, 168187), (218, 92580), (327, 61720), (436, 46290), (545, 37032), (654, 30860), (872, 23145), (1090, 18516), (1308, 15430), (1543, 13080), (1635, 12344), (2180, 9258), (2616, 7715), (3086, 6540), (3270, 6172), (4360, 4629)]