2890753880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 7576934400

約数和(自身を除く): 4686180520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 173, 280, 332, 346, 415, 581, 664, 692, 719, 830, 865, 1162, 1211, 1384, 1438, 1660, 1730, 2324, 2422, 2876, 2905, 3320, 3460, 3595, 4648, 4844, 5033, 5752, 5810, 6055, 6920, 7190, 9688, 10066, 11620, 12110, 14359, 14380, 20132, 23240, 24220, 25165, 28718, 28760, 40264, 48440, 50330, 57436, 59677, 71795, 100513, 100660, 114872, 119354, 124387, 143590, 201026, 201320, 238708, 248774, 287180, 298385, 402052, 417739, 477416, 497548, 502565, 574360, 596770, 621935, 804104, 835478, 870709, 995096, 1005130, 1193540, 1243870, 1670956, 1741418, 2010260, 2088695, 2387080, 2487740, 3341912, 3482836, 4020520, 4177390, 4353545, 4975480, 6965672, 8354780, 8707090, 10324121, 16709560, 17414180, 20648242, 34828360, 41296484, 51620605, 72268847, 82592968, 103241210, 144537694, 206482420, 289075388, 361344235, 412964840, 578150776, 722688470, 1445376940, 2890753880]

約数ペア:

[(1, 2890753880), (2, 1445376940), (4, 722688470), (5, 578150776), (7, 412964840), (8, 361344235), (10, 289075388), (14, 206482420), (20, 144537694), (28, 103241210), (35, 82592968), (40, 72268847), (56, 51620605), (70, 41296484), (83, 34828360), (140, 20648242), (166, 17414180), (173, 16709560), (280, 10324121), (332, 8707090), (346, 8354780), (415, 6965672), (581, 4975480), (664, 4353545), (692, 4177390), (719, 4020520), (830, 3482836), (865, 3341912), (1162, 2487740), (1211, 2387080), (1384, 2088695), (1438, 2010260), (1660, 1741418), (1730, 1670956), (2324, 1243870), (2422, 1193540), (2876, 1005130), (2905, 995096), (3320, 870709), (3460, 835478), (3595, 804104), (4648, 621935), (4844, 596770), (5033, 574360), (5752, 502565), (5810, 497548), (6055, 477416), (6920, 417739), (7190, 402052), (9688, 298385), (10066, 287180), (11620, 248774), (12110, 238708), (14359, 201320), (14380, 201026), (20132, 143590), (23240, 124387), (24220, 119354), (25165, 114872), (28718, 100660), (28760, 100513), (40264, 71795), (48440, 59677), (50330, 57436)]