2780091904

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2467}}^1$

素因数の和:2587

約数の個数: 80

約数和(自身を含む): 5817056256

約数和(自身を除く): 3036964352

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 256, 284, 496, 512, 568, 992, 1136, 1984, 2201, 2272, 2467, 3968, 4402, 4544, 4934, 7936, 8804, 9088, 9868, 15872, 17608, 18176, 19736, 35216, 36352, 39472, 70432, 76477, 78944, 140864, 152954, 157888, 175157, 281728, 305908, 315776, 350314, 563456, 611816, 631552, 700628, 1126912, 1223632, 1263104, 1401256, 2447264, 2802512, 4894528, 5429867, 5605024, 9789056, 10859734, 11210048, 19578112, 21719468, 22420096, 39156224, 43438936, 44840192, 86877872, 89680384, 173755744, 347511488, 695022976, 1390045952, 2780091904]

約数ペア:

[(1, 2780091904), (2, 1390045952), (4, 695022976), (8, 347511488), (16, 173755744), (31, 89680384), (32, 86877872), (62, 44840192), (64, 43438936), (71, 39156224), (124, 22420096), (128, 21719468), (142, 19578112), (248, 11210048), (256, 10859734), (284, 9789056), (496, 5605024), (512, 5429867), (568, 4894528), (992, 2802512), (1136, 2447264), (1984, 1401256), (2201, 1263104), (2272, 1223632), (2467, 1126912), (3968, 700628), (4402, 631552), (4544, 611816), (4934, 563456), (7936, 350314), (8804, 315776), (9088, 305908), (9868, 281728), (15872, 175157), (17608, 157888), (18176, 152954), (19736, 140864), (35216, 78944), (36352, 76477), (39472, 70432)]