4145940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 12999168

約数和(自身を除く): 8853228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 743, 930, 1116, 1395, 1486, 1860, 2229, 2790, 2972, 3715, 4458, 5580, 6687, 7430, 8916, 11145, 13374, 14860, 22290, 23033, 26748, 33435, 44580, 46066, 66870, 69099, 92132, 115165, 133740, 138198, 207297, 230330, 276396, 345495, 414594, 460660, 690990, 829188, 1036485, 1381980, 2072970, 4145940]

約数ペア:

[(1, 4145940), (2, 2072970), (3, 1381980), (4, 1036485), (5, 829188), (6, 690990), (9, 460660), (10, 414594), (12, 345495), (15, 276396), (18, 230330), (20, 207297), (30, 138198), (31, 133740), (36, 115165), (45, 92132), (60, 69099), (62, 66870), (90, 46066), (93, 44580), (124, 33435), (155, 26748), (180, 23033), (186, 22290), (279, 14860), (310, 13374), (372, 11145), (465, 8916), (558, 7430), (620, 6687), (743, 5580), (930, 4458), (1116, 3715), (1395, 2972), (1486, 2790), (1860, 2229)]