2816454080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{72739}}^1$

素因数の和:72778

約数の個数: 84

約数和(自身を含む): 7371908040

約数和(自身を除く): 4555453960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1760, 1936, 2420, 3520, 3872, 4840, 7744, 9680, 19360, 38720, 72739, 145478, 290956, 363695, 581912, 727390, 800129, 1163824, 1454780, 1600258, 2327648, 2909560, 3200516, 4000645, 4655296, 5819120, 6401032, 8001290, 8801419, 11638240, 12802064, 16002580, 17602838, 23276480, 25604128, 32005160, 35205676, 44007095, 51208256, 64010320, 70411352, 88014190, 128020640, 140822704, 176028380, 256041280, 281645408, 352056760, 563290816, 704113520, 1408227040, 2816454080]

約数ペア:

[(1, 2816454080), (2, 1408227040), (4, 704113520), (5, 563290816), (8, 352056760), (10, 281645408), (11, 256041280), (16, 176028380), (20, 140822704), (22, 128020640), (32, 88014190), (40, 70411352), (44, 64010320), (55, 51208256), (64, 44007095), (80, 35205676), (88, 32005160), (110, 25604128), (121, 23276480), (160, 17602838), (176, 16002580), (220, 12802064), (242, 11638240), (320, 8801419), (352, 8001290), (440, 6401032), (484, 5819120), (605, 4655296), (704, 4000645), (880, 3200516), (968, 2909560), (1210, 2327648), (1760, 1600258), (1936, 1454780), (2420, 1163824), (3520, 800129), (3872, 727390), (4840, 581912), (7744, 363695), (9680, 290956), (19360, 145478), (38720, 72739)]