13904480

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 34346592

約数和(自身を除く): 20442112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 47, 80, 86, 94, 160, 172, 188, 215, 235, 344, 376, 430, 470, 688, 752, 860, 940, 1376, 1504, 1720, 1849, 1880, 2021, 3440, 3698, 3760, 4042, 6880, 7396, 7520, 8084, 9245, 10105, 14792, 16168, 18490, 20210, 29584, 32336, 36980, 40420, 59168, 64672, 73960, 80840, 86903, 147920, 161680, 173806, 295840, 323360, 347612, 434515, 695224, 869030, 1390448, 1738060, 2780896, 3476120, 6952240, 13904480]

約数ペア:

[(1, 13904480), (2, 6952240), (4, 3476120), (5, 2780896), (8, 1738060), (10, 1390448), (16, 869030), (20, 695224), (32, 434515), (40, 347612), (43, 323360), (47, 295840), (80, 173806), (86, 161680), (94, 147920), (160, 86903), (172, 80840), (188, 73960), (215, 64672), (235, 59168), (344, 40420), (376, 36980), (430, 32336), (470, 29584), (688, 20210), (752, 18490), (860, 16168), (940, 14792), (1376, 10105), (1504, 9245), (1720, 8084), (1849, 7520), (1880, 7396), (2021, 6880), (3440, 4042), (3698, 3760)]