140621000680

素因数分解:

$2^3\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{2184913}}^1$

素因数の和:2186533

約数の個数: 32

約数和(自身を含む): 316594038600

約数和(自身を除く): 175973037920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1609, 3218, 6436, 8045, 12872, 16090, 32180, 64360, 2184913, 4369826, 8739652, 10924565, 17479304, 21849130, 43698260, 87396520, 3515525017, 7031050034, 14062100068, 17577625085, 28124200136, 35155250170, 70310500340, 140621000680]

約数ペア:

[(1, 140621000680), (2, 70310500340), (4, 35155250170), (5, 28124200136), (8, 17577625085), (10, 14062100068), (20, 7031050034), (40, 3515525017), (1609, 87396520), (3218, 43698260), (6436, 21849130), (8045, 17479304), (12872, 10924565), (16090, 8739652), (32180, 4369826), (64360, 2184913)]