404513872

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 925690752

約数和(自身を除く): 521176880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 137, 164, 274, 287, 328, 548, 574, 643, 656, 959, 1096, 1148, 1286, 1918, 2192, 2296, 2572, 3836, 4501, 4592, 5144, 5617, 7672, 9002, 10288, 11234, 15344, 18004, 22468, 26363, 36008, 39319, 44936, 52726, 72016, 78638, 88091, 89872, 105452, 157276, 176182, 184541, 210904, 314552, 352364, 369082, 421808, 616637, 629104, 704728, 738164, 1233274, 1409456, 1476328, 2466548, 2952656, 3611731, 4933096, 7223462, 9866192, 14446924, 25282117, 28893848, 50564234, 57787696, 101128468, 202256936, 404513872]

約数ペア:

[(1, 404513872), (2, 202256936), (4, 101128468), (7, 57787696), (8, 50564234), (14, 28893848), (16, 25282117), (28, 14446924), (41, 9866192), (56, 7223462), (82, 4933096), (112, 3611731), (137, 2952656), (164, 2466548), (274, 1476328), (287, 1409456), (328, 1233274), (548, 738164), (574, 704728), (643, 629104), (656, 616637), (959, 421808), (1096, 369082), (1148, 352364), (1286, 314552), (1918, 210904), (2192, 184541), (2296, 176182), (2572, 157276), (3836, 105452), (4501, 89872), (4592, 88091), (5144, 78638), (5617, 72016), (7672, 52726), (9002, 44936), (10288, 39319), (11234, 36008), (15344, 26363), (18004, 22468)]