11722720

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1843

約数の個数: 48

約数和(自身を含む): 28386288

約数和(自身を除く): 16663568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 1787, 3280, 3574, 6560, 7148, 8935, 14296, 17870, 28592, 35740, 57184, 71480, 73267, 142960, 146534, 285920, 293068, 366335, 586136, 732670, 1172272, 1465340, 2344544, 2930680, 5861360, 11722720]

約数ペア:

[(1, 11722720), (2, 5861360), (4, 2930680), (5, 2344544), (8, 1465340), (10, 1172272), (16, 732670), (20, 586136), (32, 366335), (40, 293068), (41, 285920), (80, 146534), (82, 142960), (160, 73267), (164, 71480), (205, 57184), (328, 35740), (410, 28592), (656, 17870), (820, 14296), (1312, 8935), (1640, 7148), (1787, 6560), (3280, 3574)]