438433520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11027}}^1$

素因数の和:11118

約数の個数: 80

約数和(自身を含む): 1181495808

約数和(自身を除く): 743062288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 11027, 19880, 22054, 39760, 44108, 55135, 77189, 88216, 110270, 154378, 176432, 220540, 308756, 385945, 441080, 617512, 771890, 782917, 882160, 1235024, 1543780, 1565834, 3087560, 3131668, 3914585, 5480419, 6175120, 6263336, 7829170, 10960838, 12526672, 15658340, 21921676, 27402095, 31316680, 43843352, 54804190, 62633360, 87686704, 109608380, 219216760, 438433520]

約数ペア:

[(1, 438433520), (2, 219216760), (4, 109608380), (5, 87686704), (7, 62633360), (8, 54804190), (10, 43843352), (14, 31316680), (16, 27402095), (20, 21921676), (28, 15658340), (35, 12526672), (40, 10960838), (56, 7829170), (70, 6263336), (71, 6175120), (80, 5480419), (112, 3914585), (140, 3131668), (142, 3087560), (280, 1565834), (284, 1543780), (355, 1235024), (497, 882160), (560, 782917), (568, 771890), (710, 617512), (994, 441080), (1136, 385945), (1420, 308756), (1988, 220540), (2485, 176432), (2840, 154378), (3976, 110270), (4970, 88216), (5680, 77189), (7952, 55135), (9940, 44108), (11027, 39760), (19880, 22054)]