201467240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{387437}}^1$

素因数の和:387461

約数の個数: 32

約数和(自身を含む): 488171880

約数和(自身を除く): 286704640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 387437, 774874, 1549748, 1937185, 3099496, 3874370, 5036681, 7748740, 10073362, 15497480, 20146724, 25183405, 40293448, 50366810, 100733620, 201467240]

約数ペア:

[(1, 201467240), (2, 100733620), (4, 50366810), (5, 40293448), (8, 25183405), (10, 20146724), (13, 15497480), (20, 10073362), (26, 7748740), (40, 5036681), (52, 3874370), (65, 3099496), (104, 1937185), (130, 1549748), (260, 774874), (520, 387437)]