19015400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3114

約数の個数: 48

約数和(自身を含む): 45651840

約数和(自身を除く): 26636440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3067, 3100, 6134, 6200, 12268, 15335, 24536, 30670, 61340, 76675, 95077, 122680, 153350, 190154, 306700, 380308, 475385, 613400, 760616, 950770, 1901540, 2376925, 3803080, 4753850, 9507700, 19015400]

約数ペア:

[(1, 19015400), (2, 9507700), (4, 4753850), (5, 3803080), (8, 2376925), (10, 1901540), (20, 950770), (25, 760616), (31, 613400), (40, 475385), (50, 380308), (62, 306700), (100, 190154), (124, 153350), (155, 122680), (200, 95077), (248, 76675), (310, 61340), (620, 30670), (775, 24536), (1240, 15335), (1550, 12268), (3067, 6200), (3100, 6134)]