15178420

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2953}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 32009544

約数和(自身を除く): 16831124

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 2953, 5140, 5906, 11812, 14765, 29530, 59060, 758921, 1517842, 3035684, 3794605, 7589210, 15178420]

約数ペア:

[(1, 15178420), (2, 7589210), (4, 3794605), (5, 3035684), (10, 1517842), (20, 758921), (257, 59060), (514, 29530), (1028, 14765), (1285, 11812), (2570, 5906), (2953, 5140)]