201749680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229261}}^1$

素因数の和:229285

約数の個数: 40

約数和(自身を含む): 511712784

約数和(自身を除く): 309963104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 229261, 458522, 917044, 1146305, 1834088, 2292610, 2521871, 3668176, 4585220, 5043742, 9170440, 10087484, 12609355, 18340880, 20174968, 25218710, 40349936, 50437420, 100874840, 201749680]

約数ペア:

[(1, 201749680), (2, 100874840), (4, 50437420), (5, 40349936), (8, 25218710), (10, 20174968), (11, 18340880), (16, 12609355), (20, 10087484), (22, 9170440), (40, 5043742), (44, 4585220), (55, 3668176), (80, 2521871), (88, 2292610), (110, 1834088), (176, 1146305), (220, 917044), (440, 458522), (880, 229261)]