38258820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4943}}^1$

素因数の和:5001

約数の個数: 72

約数和(自身を含む): 118774656

約数和(自身を除く): 80515836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 4943, 7740, 9886, 14829, 19772, 24715, 29658, 44487, 49430, 59316, 74145, 88974, 98860, 148290, 177948, 212549, 222435, 296580, 425098, 444870, 637647, 850196, 889740, 1062745, 1275294, 1912941, 2125490, 2550588, 3188235, 3825882, 4250980, 6376470, 7651764, 9564705, 12752940, 19129410, 38258820]

約数ペア:

[(1, 38258820), (2, 19129410), (3, 12752940), (4, 9564705), (5, 7651764), (6, 6376470), (9, 4250980), (10, 3825882), (12, 3188235), (15, 2550588), (18, 2125490), (20, 1912941), (30, 1275294), (36, 1062745), (43, 889740), (45, 850196), (60, 637647), (86, 444870), (90, 425098), (129, 296580), (172, 222435), (180, 212549), (215, 177948), (258, 148290), (387, 98860), (430, 88974), (516, 74145), (645, 59316), (774, 49430), (860, 44487), (1290, 29658), (1548, 24715), (1935, 19772), (2580, 14829), (3870, 9886), (4943, 7740)]