12213760

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:403

約数の個数: 80

約数和(自身を含む): 31622976

約数和(自身を除く): 19409216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 367, 416, 512, 520, 640, 734, 832, 1040, 1280, 1468, 1664, 1835, 2080, 2560, 2936, 3328, 3670, 4160, 4771, 5872, 6656, 7340, 8320, 9542, 11744, 14680, 16640, 19084, 23488, 23855, 29360, 33280, 38168, 46976, 47710, 58720, 76336, 93952, 95420, 117440, 152672, 187904, 190840, 234880, 305344, 381680, 469760, 610688, 763360, 939520, 1221376, 1526720, 2442752, 3053440, 6106880, 12213760]

約数ペア:

[(1, 12213760), (2, 6106880), (4, 3053440), (5, 2442752), (8, 1526720), (10, 1221376), (13, 939520), (16, 763360), (20, 610688), (26, 469760), (32, 381680), (40, 305344), (52, 234880), (64, 190840), (65, 187904), (80, 152672), (104, 117440), (128, 95420), (130, 93952), (160, 76336), (208, 58720), (256, 47710), (260, 46976), (320, 38168), (367, 33280), (416, 29360), (512, 23855), (520, 23488), (640, 19084), (734, 16640), (832, 14680), (1040, 11744), (1280, 9542), (1468, 8320), (1664, 7340), (1835, 6656), (2080, 5872), (2560, 4771), (2936, 4160), (3328, 3670)]