12679040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1801}}^1$

素因数の和:1831

約数の個数: 64

約数和(自身を含む): 33084720

約数和(自身を除く): 20405680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 1801, 3520, 3602, 7040, 7204, 9005, 14408, 18010, 19811, 28816, 36020, 39622, 57632, 72040, 79244, 99055, 115264, 144080, 158488, 198110, 230528, 288160, 316976, 396220, 576320, 633952, 792440, 1152640, 1267904, 1584880, 2535808, 3169760, 6339520, 12679040]

約数ペア:

[(1, 12679040), (2, 6339520), (4, 3169760), (5, 2535808), (8, 1584880), (10, 1267904), (11, 1152640), (16, 792440), (20, 633952), (22, 576320), (32, 396220), (40, 316976), (44, 288160), (55, 230528), (64, 198110), (80, 158488), (88, 144080), (110, 115264), (128, 99055), (160, 79244), (176, 72040), (220, 57632), (320, 39622), (352, 36020), (440, 28816), (640, 19811), (704, 18010), (880, 14408), (1408, 9005), (1760, 7204), (1801, 7040), (3520, 3602)]