39901120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 111191040

約数和(自身を除く): 71289920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 320, 329, 376, 379, 448, 470, 560, 658, 752, 758, 940, 1120, 1316, 1504, 1516, 1645, 1880, 1895, 2240, 2632, 2653, 3008, 3032, 3290, 3760, 3790, 5264, 5306, 6064, 6580, 7520, 7580, 10528, 10612, 12128, 13160, 13265, 15040, 15160, 17813, 21056, 21224, 24256, 26320, 26530, 30320, 35626, 42448, 52640, 53060, 60640, 71252, 84896, 89065, 105280, 106120, 121280, 124691, 142504, 169792, 178130, 212240, 249382, 285008, 356260, 424480, 498764, 570016, 623455, 712520, 848960, 997528, 1140032, 1246910, 1425040, 1995056, 2493820, 2850080, 3990112, 4987640, 5700160, 7980224, 9975280, 19950560, 39901120]

約数ペア:

[(1, 39901120), (2, 19950560), (4, 9975280), (5, 7980224), (7, 5700160), (8, 4987640), (10, 3990112), (14, 2850080), (16, 2493820), (20, 1995056), (28, 1425040), (32, 1246910), (35, 1140032), (40, 997528), (47, 848960), (56, 712520), (64, 623455), (70, 570016), (80, 498764), (94, 424480), (112, 356260), (140, 285008), (160, 249382), (188, 212240), (224, 178130), (235, 169792), (280, 142504), (320, 124691), (329, 121280), (376, 106120), (379, 105280), (448, 89065), (470, 84896), (560, 71252), (658, 60640), (752, 53060), (758, 52640), (940, 42448), (1120, 35626), (1316, 30320), (1504, 26530), (1516, 26320), (1645, 24256), (1880, 21224), (1895, 21056), (2240, 17813), (2632, 15160), (2653, 15040), (3008, 13265), (3032, 13160), (3290, 12128), (3760, 10612), (3790, 10528), (5264, 7580), (5306, 7520), (6064, 6580)]