7447490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 14128560

約数和(自身を除く): 6681070

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 421, 610, 842, 1769, 2105, 3538, 4210, 8845, 12209, 17690, 24418, 25681, 51362, 61045, 122090, 128405, 256810, 744749, 1489498, 3723745, 7447490]

約数ペア:

[(1, 7447490), (2, 3723745), (5, 1489498), (10, 744749), (29, 256810), (58, 128405), (61, 122090), (122, 61045), (145, 51362), (290, 25681), (305, 24418), (421, 17690), (610, 12209), (842, 8845), (1769, 4210), (2105, 3538)]