40890464

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 84142800

約数和(自身を除く): 43252336

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 139, 232, 278, 317, 464, 556, 634, 928, 1112, 1268, 2224, 2536, 4031, 4448, 5072, 8062, 9193, 10144, 16124, 18386, 32248, 36772, 44063, 64496, 73544, 88126, 128992, 147088, 176252, 294176, 352504, 705008, 1277827, 1410016, 2555654, 5111308, 10222616, 20445232, 40890464]

約数ペア:

[(1, 40890464), (2, 20445232), (4, 10222616), (8, 5111308), (16, 2555654), (29, 1410016), (32, 1277827), (58, 705008), (116, 352504), (139, 294176), (232, 176252), (278, 147088), (317, 128992), (464, 88126), (556, 73544), (634, 64496), (928, 44063), (1112, 36772), (1268, 32248), (2224, 18386), (2536, 16124), (4031, 10144), (4448, 9193), (5072, 8062)]