13860080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13327}}^1$

素因数の和:13353

約数の個数: 40

約数和(自身を含む): 34706112

約数和(自身を除く): 20846032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 13327, 26654, 53308, 66635, 106616, 133270, 173251, 213232, 266540, 346502, 533080, 693004, 866255, 1066160, 1386008, 1732510, 2772016, 3465020, 6930040, 13860080]

約数ペア:

[(1, 13860080), (2, 6930040), (4, 3465020), (5, 2772016), (8, 1732510), (10, 1386008), (13, 1066160), (16, 866255), (20, 693004), (26, 533080), (40, 346502), (52, 266540), (65, 213232), (80, 173251), (104, 133270), (130, 106616), (208, 66635), (260, 53308), (520, 26654), (1040, 13327)]