20236480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5749}}^1$

素因数の和:5777

約数の個数: 56

約数和(自身を含む): 52578000

約数和(自身を除く): 32341520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5749, 11498, 22996, 28745, 45992, 57490, 63239, 91984, 114980, 126478, 183968, 229960, 252956, 316195, 367936, 459920, 505912, 632390, 919840, 1011824, 1264780, 1839680, 2023648, 2529560, 4047296, 5059120, 10118240, 20236480]

約数ペア:

[(1, 20236480), (2, 10118240), (4, 5059120), (5, 4047296), (8, 2529560), (10, 2023648), (11, 1839680), (16, 1264780), (20, 1011824), (22, 919840), (32, 632390), (40, 505912), (44, 459920), (55, 367936), (64, 316195), (80, 252956), (88, 229960), (110, 183968), (160, 126478), (176, 114980), (220, 91984), (320, 63239), (352, 57490), (440, 45992), (704, 28745), (880, 22996), (1760, 11498), (3520, 5749)]