8572520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19483}}^1$

素因数の和:19505

約数の個数: 32

約数和(自身を含む): 21042720

約数和(自身を除く): 12470200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19483, 38966, 77932, 97415, 155864, 194830, 214313, 389660, 428626, 779320, 857252, 1071565, 1714504, 2143130, 4286260, 8572520]

約数ペア:

[(1, 8572520), (2, 4286260), (4, 2143130), (5, 1714504), (8, 1071565), (10, 857252), (11, 779320), (20, 428626), (22, 389660), (40, 214313), (44, 194830), (55, 155864), (88, 97415), (110, 77932), (220, 38966), (440, 19483)]