2553602620

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{491}}^1\times {\mathrm{587}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 5394791808

約数和(自身を除く): 2841189188

約数列:

[1, 2, 4, 5, 10, 20, 443, 491, 587, 886, 982, 1174, 1772, 1964, 2215, 2348, 2455, 2935, 4430, 4910, 5870, 8860, 9820, 11740, 217513, 260041, 288217, 435026, 520082, 576434, 870052, 1040164, 1087565, 1152868, 1300205, 1441085, 2175130, 2600410, 2882170, 4350260, 5200820, 5764340, 127680131, 255360262, 510720524, 638400655, 1276801310, 2553602620]

約数ペア:

[(1, 2553602620), (2, 1276801310), (4, 638400655), (5, 510720524), (10, 255360262), (20, 127680131), (443, 5764340), (491, 5200820), (587, 4350260), (886, 2882170), (982, 2600410), (1174, 2175130), (1772, 1441085), (1964, 1300205), (2215, 1152868), (2348, 1087565), (2455, 1040164), (2935, 870052), (4430, 576434), (4910, 520082), (5870, 435026), (8860, 288217), (9820, 260041), (11740, 217513)]