12789780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12539}}^1$

素因数の和:12568

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 25131180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 12539, 25078, 37617, 50156, 62695, 75234, 125390, 150468, 188085, 213163, 250780, 376170, 426326, 639489, 752340, 852652, 1065815, 1278978, 2131630, 2557956, 3197445, 4263260, 6394890, 12789780]

約数ペア:

[(1, 12789780), (2, 6394890), (3, 4263260), (4, 3197445), (5, 2557956), (6, 2131630), (10, 1278978), (12, 1065815), (15, 852652), (17, 752340), (20, 639489), (30, 426326), (34, 376170), (51, 250780), (60, 213163), (68, 188085), (85, 150468), (102, 125390), (170, 75234), (204, 62695), (255, 50156), (340, 37617), (510, 25078), (1020, 12539)]