28565540620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{3359}}^1$

素因数の和:3607

約数の個数: 96

約数和(自身を含む): 62589542400

約数和(自身を除く): 34024001780

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 109, 166, 188, 218, 235, 332, 415, 436, 470, 545, 830, 940, 1090, 1660, 2180, 3359, 3901, 5123, 6718, 7802, 9047, 10246, 13436, 15604, 16795, 18094, 19505, 20492, 25615, 33590, 36188, 39010, 45235, 51230, 67180, 78020, 90470, 102460, 157873, 180940, 278797, 315746, 366131, 425209, 557594, 631492, 732262, 789365, 850418, 1115188, 1393985, 1464524, 1578730, 1700836, 1830655, 2126045, 2787970, 3157460, 3661310, 4252090, 5575940, 7322620, 8504180, 13103459, 17208157, 26206918, 30388873, 34416314, 52413836, 60777746, 65517295, 68832628, 86040785, 121555492, 131034590, 151944365, 172081570, 262069180, 303888730, 344163140, 607777460, 1428277031, 2856554062, 5713108124, 7141385155, 14282770310, 28565540620]

約数ペア:

[(1, 28565540620), (2, 14282770310), (4, 7141385155), (5, 5713108124), (10, 2856554062), (20, 1428277031), (47, 607777460), (83, 344163140), (94, 303888730), (109, 262069180), (166, 172081570), (188, 151944365), (218, 131034590), (235, 121555492), (332, 86040785), (415, 68832628), (436, 65517295), (470, 60777746), (545, 52413836), (830, 34416314), (940, 30388873), (1090, 26206918), (1660, 17208157), (2180, 13103459), (3359, 8504180), (3901, 7322620), (5123, 5575940), (6718, 4252090), (7802, 3661310), (9047, 3157460), (10246, 2787970), (13436, 2126045), (15604, 1830655), (16795, 1700836), (18094, 1578730), (19505, 1464524), (20492, 1393985), (25615, 1115188), (33590, 850418), (36188, 789365), (39010, 732262), (45235, 631492), (51230, 557594), (67180, 425209), (78020, 366131), (90470, 315746), (102460, 278797), (157873, 180940)]