19145640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1549}}^1$

素因数の和:1666

約数の個数: 64

約数和(自身を含む): 58032000

約数和(自身を除く): 38886360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1549, 2060, 2472, 3090, 3098, 4120, 4647, 6180, 6196, 7745, 9294, 12360, 12392, 15490, 18588, 23235, 30980, 37176, 46470, 61960, 92940, 159547, 185880, 319094, 478641, 638188, 797735, 957282, 1276376, 1595470, 1914564, 2393205, 3190940, 3829128, 4786410, 6381880, 9572820, 19145640]

約数ペア:

[(1, 19145640), (2, 9572820), (3, 6381880), (4, 4786410), (5, 3829128), (6, 3190940), (8, 2393205), (10, 1914564), (12, 1595470), (15, 1276376), (20, 957282), (24, 797735), (30, 638188), (40, 478641), (60, 319094), (103, 185880), (120, 159547), (206, 92940), (309, 61960), (412, 46470), (515, 37176), (618, 30980), (824, 23235), (1030, 18588), (1236, 15490), (1545, 12392), (1549, 12360), (2060, 9294), (2472, 7745), (3090, 6196), (3098, 6180), (4120, 4647)]