27865760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13397}}^1$

素因数の和:13425

約数の個数: 48

約数和(自身を含む): 70902216

約数和(自身を除く): 43036456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 13397, 26794, 53588, 66985, 107176, 133970, 174161, 214352, 267940, 348322, 428704, 535880, 696644, 870805, 1071760, 1393288, 1741610, 2143520, 2786576, 3483220, 5573152, 6966440, 13932880, 27865760]

約数ペア:

[(1, 27865760), (2, 13932880), (4, 6966440), (5, 5573152), (8, 3483220), (10, 2786576), (13, 2143520), (16, 1741610), (20, 1393288), (26, 1071760), (32, 870805), (40, 696644), (52, 535880), (65, 428704), (80, 348322), (104, 267940), (130, 214352), (160, 174161), (208, 133970), (260, 107176), (416, 66985), (520, 53588), (1040, 26794), (2080, 13397)]