11274880

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 27417600

約数和(自身を除く): 16142720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 223, 316, 320, 395, 446, 632, 640, 790, 892, 1115, 1264, 1580, 1784, 2230, 2528, 3160, 3568, 4460, 5056, 6320, 7136, 8920, 10112, 12640, 14272, 17617, 17840, 25280, 28544, 35234, 35680, 50560, 70468, 71360, 88085, 140936, 142720, 176170, 281872, 352340, 563744, 704680, 1127488, 1409360, 2254976, 2818720, 5637440, 11274880]

約数ペア:

[(1, 11274880), (2, 5637440), (4, 2818720), (5, 2254976), (8, 1409360), (10, 1127488), (16, 704680), (20, 563744), (32, 352340), (40, 281872), (64, 176170), (79, 142720), (80, 140936), (128, 88085), (158, 71360), (160, 70468), (223, 50560), (316, 35680), (320, 35234), (395, 28544), (446, 25280), (632, 17840), (640, 17617), (790, 14272), (892, 12640), (1115, 10112), (1264, 8920), (1580, 7136), (1784, 6320), (2230, 5056), (2528, 4460), (3160, 3568)]