15198920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{34543}}^1$

素因数の和:34565

約数の個数: 32

約数和(自身を含む): 37307520

約数和(自身を除く): 22108600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 34543, 69086, 138172, 172715, 276344, 345430, 379973, 690860, 759946, 1381720, 1519892, 1899865, 3039784, 3799730, 7599460, 15198920]

約数ペア:

[(1, 15198920), (2, 7599460), (4, 3799730), (5, 3039784), (8, 1899865), (10, 1519892), (11, 1381720), (20, 759946), (22, 690860), (40, 379973), (44, 345430), (55, 276344), (88, 172715), (110, 138172), (220, 69086), (440, 34543)]