28074970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 67153536

約数和(自身を除く): 39078566

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 101, 110, 133, 154, 190, 202, 209, 266, 361, 385, 418, 505, 665, 707, 722, 770, 1010, 1045, 1111, 1330, 1414, 1463, 1805, 1919, 2090, 2222, 2527, 2926, 3535, 3610, 3838, 3971, 5054, 5555, 7070, 7315, 7777, 7942, 9595, 11110, 12635, 13433, 14630, 15554, 19190, 19855, 21109, 25270, 26866, 27797, 36461, 38885, 39710, 42218, 55594, 67165, 72922, 77770, 105545, 134330, 138985, 147763, 182305, 211090, 255227, 277970, 295526, 364610, 401071, 510454, 738815, 802142, 1276135, 1477630, 2005355, 2552270, 2807497, 4010710, 5614994, 14037485, 28074970]

約数ペア:

[(1, 28074970), (2, 14037485), (5, 5614994), (7, 4010710), (10, 2807497), (11, 2552270), (14, 2005355), (19, 1477630), (22, 1276135), (35, 802142), (38, 738815), (55, 510454), (70, 401071), (77, 364610), (95, 295526), (101, 277970), (110, 255227), (133, 211090), (154, 182305), (190, 147763), (202, 138985), (209, 134330), (266, 105545), (361, 77770), (385, 72922), (418, 67165), (505, 55594), (665, 42218), (707, 39710), (722, 38885), (770, 36461), (1010, 27797), (1045, 26866), (1111, 25270), (1330, 21109), (1414, 19855), (1463, 19190), (1805, 15554), (1919, 14630), (2090, 13433), (2222, 12635), (2527, 11110), (2926, 9595), (3535, 7942), (3610, 7777), (3838, 7315), (3971, 7070), (5054, 5555)]