1558180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1$

素因数の和:496

約数の個数: 36

約数和(自身を含む): 3550932

約数和(自身を除く): 1992752

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 461, 676, 845, 922, 1690, 1844, 2305, 3380, 4610, 5993, 9220, 11986, 23972, 29965, 59930, 77909, 119860, 155818, 311636, 389545, 779090, 1558180]

約数ペア:

[(1, 1558180), (2, 779090), (4, 389545), (5, 311636), (10, 155818), (13, 119860), (20, 77909), (26, 59930), (52, 29965), (65, 23972), (130, 11986), (169, 9220), (260, 5993), (338, 4610), (461, 3380), (676, 2305), (845, 1844), (922, 1690)]