40891648

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1201}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 98275520

約数和(自身を除く): 57383872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1201, 1216, 1792, 2128, 2402, 2432, 4256, 4804, 4864, 8407, 8512, 9608, 16814, 17024, 19216, 22819, 33628, 34048, 38432, 45638, 67256, 76864, 91276, 134512, 153728, 159733, 182552, 269024, 307456, 319466, 365104, 538048, 638932, 730208, 1076096, 1277864, 1460416, 2152192, 2555728, 2920832, 5111456, 5841664, 10222912, 20445824, 40891648]

約数ペア:

[(1, 40891648), (2, 20445824), (4, 10222912), (7, 5841664), (8, 5111456), (14, 2920832), (16, 2555728), (19, 2152192), (28, 1460416), (32, 1277864), (38, 1076096), (56, 730208), (64, 638932), (76, 538048), (112, 365104), (128, 319466), (133, 307456), (152, 269024), (224, 182552), (256, 159733), (266, 153728), (304, 134512), (448, 91276), (532, 76864), (608, 67256), (896, 45638), (1064, 38432), (1201, 34048), (1216, 33628), (1792, 22819), (2128, 19216), (2402, 17024), (2432, 16814), (4256, 9608), (4804, 8512), (4864, 8407)]