28229740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 77220864

約数和(自身を除く): 48991124

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 385, 460, 506, 644, 770, 797, 805, 1012, 1265, 1540, 1594, 1610, 1771, 2530, 3188, 3220, 3542, 3985, 5060, 5579, 7084, 7970, 8767, 8855, 11158, 15940, 17534, 17710, 18331, 22316, 27895, 35068, 35420, 36662, 43835, 55790, 61369, 73324, 87670, 91655, 111580, 122738, 128317, 175340, 183310, 201641, 245476, 256634, 306845, 366620, 403282, 513268, 613690, 641585, 806564, 1008205, 1227380, 1283170, 1411487, 2016410, 2566340, 2822974, 4032820, 5645948, 7057435, 14114870, 28229740]

約数ペア:

[(1, 28229740), (2, 14114870), (4, 7057435), (5, 5645948), (7, 4032820), (10, 2822974), (11, 2566340), (14, 2016410), (20, 1411487), (22, 1283170), (23, 1227380), (28, 1008205), (35, 806564), (44, 641585), (46, 613690), (55, 513268), (70, 403282), (77, 366620), (92, 306845), (110, 256634), (115, 245476), (140, 201641), (154, 183310), (161, 175340), (220, 128317), (230, 122738), (253, 111580), (308, 91655), (322, 87670), (385, 73324), (460, 61369), (506, 55790), (644, 43835), (770, 36662), (797, 35420), (805, 35068), (1012, 27895), (1265, 22316), (1540, 18331), (1594, 17710), (1610, 17534), (1771, 15940), (2530, 11158), (3188, 8855), (3220, 8767), (3542, 7970), (3985, 7084), (5060, 5579)]