214748420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{631613}}^1$

素因数の和:631639

約数の個数: 24

約数和(自身を含む): 477500184

約数和(自身を除く): 262751764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 631613, 1263226, 2526452, 3158065, 6316130, 10737421, 12632260, 21474842, 42949684, 53687105, 107374210, 214748420]

約数ペア:

[(1, 214748420), (2, 107374210), (4, 53687105), (5, 42949684), (10, 21474842), (17, 12632260), (20, 10737421), (34, 6316130), (68, 3158065), (85, 2526452), (170, 1263226), (340, 631613)]