11517220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4027}}^1$

素因数の和:4060

約数の個数: 48

約数和(自身を含む): 28421568

約数和(自身を除く): 16904348

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 4027, 8054, 16108, 20135, 40270, 44297, 52351, 80540, 88594, 104702, 177188, 209404, 221485, 261755, 442970, 523510, 575861, 885940, 1047020, 1151722, 2303444, 2879305, 5758610, 11517220]

約数ペア:

[(1, 11517220), (2, 5758610), (4, 2879305), (5, 2303444), (10, 1151722), (11, 1047020), (13, 885940), (20, 575861), (22, 523510), (26, 442970), (44, 261755), (52, 221485), (55, 209404), (65, 177188), (110, 104702), (130, 88594), (143, 80540), (220, 52351), (260, 44297), (286, 40270), (572, 20135), (715, 16108), (1430, 8054), (2860, 4027)]