19126620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1801}}^1$

素因数の和:1875

約数の個数: 72

約数和(自身を含む): 59033520

約数和(自身を除く): 39906900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 1801, 2124, 2655, 3540, 3602, 5310, 5403, 7204, 9005, 10620, 10806, 16209, 18010, 21612, 27015, 32418, 36020, 54030, 64836, 81045, 106259, 108060, 162090, 212518, 318777, 324180, 425036, 531295, 637554, 956331, 1062590, 1275108, 1593885, 1912662, 2125180, 3187770, 3825324, 4781655, 6375540, 9563310, 19126620]

約数ペア:

[(1, 19126620), (2, 9563310), (3, 6375540), (4, 4781655), (5, 3825324), (6, 3187770), (9, 2125180), (10, 1912662), (12, 1593885), (15, 1275108), (18, 1062590), (20, 956331), (30, 637554), (36, 531295), (45, 425036), (59, 324180), (60, 318777), (90, 212518), (118, 162090), (177, 108060), (180, 106259), (236, 81045), (295, 64836), (354, 54030), (531, 36020), (590, 32418), (708, 27015), (885, 21612), (1062, 18010), (1180, 16209), (1770, 10806), (1801, 10620), (2124, 9005), (2655, 7204), (3540, 5403), (3602, 5310)]