12821570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 24624000

約数和(自身を除く): 11802430

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 379, 398, 758, 995, 1895, 1990, 3383, 3790, 6443, 6766, 12886, 16915, 32215, 33830, 64430, 75421, 150842, 377105, 754210, 1282157, 2564314, 6410785, 12821570]

約数ペア:

[(1, 12821570), (2, 6410785), (5, 2564314), (10, 1282157), (17, 754210), (34, 377105), (85, 150842), (170, 75421), (199, 64430), (379, 33830), (398, 32215), (758, 16915), (995, 12886), (1895, 6766), (1990, 6443), (3383, 3790)]