7138002520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16222733}}^1$

素因数の和:16222755

約数の個数: 32

約数和(自身を含む): 17520552720

約数和(自身を除く): 10382550200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16222733, 32445466, 64890932, 81113665, 129781864, 162227330, 178450063, 324454660, 356900126, 648909320, 713800252, 892250315, 1427600504, 1784500630, 3569001260, 7138002520]

約数ペア:

[(1, 7138002520), (2, 3569001260), (4, 1784500630), (5, 1427600504), (8, 892250315), (10, 713800252), (11, 648909320), (20, 356900126), (22, 324454660), (40, 178450063), (44, 162227330), (55, 129781864), (88, 81113665), (110, 64890932), (220, 32445466), (440, 16222733)]