921117070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{25243}}^1$

素因数の和:25380

約数の個数: 32

約数和(自身を含む): 1717601760

約数和(自身を除く): 796484690

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 3649, 7298, 18245, 25243, 36490, 50486, 126215, 252430, 1034963, 2069926, 2246627, 4493254, 5174815, 10349630, 11233135, 22466270, 92111707, 184223414, 460558535, 921117070]

約数ペア:

[(1, 921117070), (2, 460558535), (5, 184223414), (10, 92111707), (41, 22466270), (82, 11233135), (89, 10349630), (178, 5174815), (205, 4493254), (410, 2246627), (445, 2069926), (890, 1034963), (3649, 252430), (7298, 126215), (18245, 50486), (25243, 36490)]