18069760

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 45622080

約数和(自身を除く): 27552320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 743, 760, 1216, 1280, 1486, 1520, 2432, 2972, 3040, 3715, 4864, 5944, 6080, 7430, 11888, 12160, 14117, 14860, 23776, 24320, 28234, 29720, 47552, 56468, 59440, 70585, 95104, 112936, 118880, 141170, 190208, 225872, 237760, 282340, 451744, 475520, 564680, 903488, 951040, 1129360, 1806976, 2258720, 3613952, 4517440, 9034880, 18069760]

約数ペア:

[(1, 18069760), (2, 9034880), (4, 4517440), (5, 3613952), (8, 2258720), (10, 1806976), (16, 1129360), (19, 951040), (20, 903488), (32, 564680), (38, 475520), (40, 451744), (64, 282340), (76, 237760), (80, 225872), (95, 190208), (128, 141170), (152, 118880), (160, 112936), (190, 95104), (256, 70585), (304, 59440), (320, 56468), (380, 47552), (608, 29720), (640, 28234), (743, 24320), (760, 23776), (1216, 14860), (1280, 14117), (1486, 12160), (1520, 11888), (2432, 7430), (2972, 6080), (3040, 5944), (3715, 4864)]