1992120248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{1181}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 4033929600

約数和(自身を除く): 2041809352

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 157, 158, 314, 316, 628, 632, 1181, 1256, 1343, 2362, 2669, 2686, 4724, 5338, 5372, 9448, 10676, 10744, 12403, 20077, 21352, 24806, 40154, 49612, 80308, 93299, 99224, 160616, 185417, 186598, 210851, 370834, 373196, 421702, 741668, 746392, 843404, 1483336, 1586083, 1686808, 3152089, 3172166, 6304178, 6344332, 12608356, 12688664, 14647943, 25216712, 29295886, 58591772, 117183544, 249015031, 498030062, 996060124, 1992120248]

約数ペア:

[(1, 1992120248), (2, 996060124), (4, 498030062), (8, 249015031), (17, 117183544), (34, 58591772), (68, 29295886), (79, 25216712), (136, 14647943), (157, 12688664), (158, 12608356), (314, 6344332), (316, 6304178), (628, 3172166), (632, 3152089), (1181, 1686808), (1256, 1586083), (1343, 1483336), (2362, 843404), (2669, 746392), (2686, 741668), (4724, 421702), (5338, 373196), (5372, 370834), (9448, 210851), (10676, 186598), (10744, 185417), (12403, 160616), (20077, 99224), (21352, 93299), (24806, 80308), (40154, 49612)]