19565880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1583}}^1$

素因数の和:1700

約数の個数: 64

約数和(自身を含む): 59304960

約数和(自身を除く): 39739080

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, 1583, 2060, 2472, 3090, 3166, 4120, 4749, 6180, 6332, 7915, 9498, 12360, 12664, 15830, 18996, 23745, 31660, 37992, 47490, 63320, 94980, 163049, 189960, 326098, 489147, 652196, 815245, 978294, 1304392, 1630490, 1956588, 2445735, 3260980, 3913176, 4891470, 6521960, 9782940, 19565880]

約数ペア:

[(1, 19565880), (2, 9782940), (3, 6521960), (4, 4891470), (5, 3913176), (6, 3260980), (8, 2445735), (10, 1956588), (12, 1630490), (15, 1304392), (20, 978294), (24, 815245), (30, 652196), (40, 489147), (60, 326098), (103, 189960), (120, 163049), (206, 94980), (309, 63320), (412, 47490), (515, 37992), (618, 31660), (824, 23745), (1030, 18996), (1236, 15830), (1545, 12664), (1583, 12360), (2060, 9498), (2472, 7915), (3090, 6332), (3166, 6180), (4120, 4749)]