394353008

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 894109440

約数和(自身を除く): 499756432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 139, 146, 278, 292, 347, 511, 556, 584, 694, 973, 1022, 1112, 1168, 1388, 1946, 2044, 2224, 2429, 2776, 3892, 4088, 4858, 5552, 7784, 8176, 9716, 10147, 15568, 19432, 20294, 25331, 38864, 40588, 48233, 50662, 71029, 81176, 96466, 101324, 142058, 162352, 177317, 192932, 202648, 284116, 337631, 354634, 385864, 405296, 568232, 675262, 709268, 771728, 1136464, 1350524, 1418536, 2701048, 2837072, 3521009, 5402096, 7042018, 14084036, 24647063, 28168072, 49294126, 56336144, 98588252, 197176504, 394353008]

約数ペア:

[(1, 394353008), (2, 197176504), (4, 98588252), (7, 56336144), (8, 49294126), (14, 28168072), (16, 24647063), (28, 14084036), (56, 7042018), (73, 5402096), (112, 3521009), (139, 2837072), (146, 2701048), (278, 1418536), (292, 1350524), (347, 1136464), (511, 771728), (556, 709268), (584, 675262), (694, 568232), (973, 405296), (1022, 385864), (1112, 354634), (1168, 337631), (1388, 284116), (1946, 202648), (2044, 192932), (2224, 177317), (2429, 162352), (2776, 142058), (3892, 101324), (4088, 96466), (4858, 81176), (5552, 71029), (7784, 50662), (8176, 48233), (9716, 40588), (10147, 38864), (15568, 25331), (19432, 20294)]