11975840

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 72

約数和(自身を含む): 29631420

約数和(自身を除く): 17655580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 89, 116, 145, 160, 178, 232, 290, 356, 445, 464, 580, 712, 841, 890, 928, 1160, 1424, 1682, 1780, 2320, 2581, 2848, 3364, 3560, 4205, 4640, 5162, 6728, 7120, 8410, 10324, 12905, 13456, 14240, 16820, 20648, 25810, 26912, 33640, 41296, 51620, 67280, 74849, 82592, 103240, 134560, 149698, 206480, 299396, 374245, 412960, 598792, 748490, 1197584, 1496980, 2395168, 2993960, 5987920, 11975840]

約数ペア:

[(1, 11975840), (2, 5987920), (4, 2993960), (5, 2395168), (8, 1496980), (10, 1197584), (16, 748490), (20, 598792), (29, 412960), (32, 374245), (40, 299396), (58, 206480), (80, 149698), (89, 134560), (116, 103240), (145, 82592), (160, 74849), (178, 67280), (232, 51620), (290, 41296), (356, 33640), (445, 26912), (464, 25810), (580, 20648), (712, 16820), (841, 14240), (890, 13456), (928, 12905), (1160, 10324), (1424, 8410), (1682, 7120), (1780, 6728), (2320, 5162), (2581, 4640), (2848, 4205), (3364, 3560)]