40702480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5591}}^1$

素因数の和:5624

約数の個数: 80

約数和(自身を含む): 116492544

約数和(自身を除く): 75790064

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 5591, 7280, 11182, 22364, 27955, 39137, 44728, 55910, 72683, 78274, 89456, 111820, 145366, 156548, 195685, 223640, 290732, 313096, 363415, 391370, 447280, 508781, 581464, 626192, 726830, 782740, 1017562, 1162928, 1453660, 1565480, 2035124, 2543905, 2907320, 3130960, 4070248, 5087810, 5814640, 8140496, 10175620, 20351240, 40702480]

約数ペア:

[(1, 40702480), (2, 20351240), (4, 10175620), (5, 8140496), (7, 5814640), (8, 5087810), (10, 4070248), (13, 3130960), (14, 2907320), (16, 2543905), (20, 2035124), (26, 1565480), (28, 1453660), (35, 1162928), (40, 1017562), (52, 782740), (56, 726830), (65, 626192), (70, 581464), (80, 508781), (91, 447280), (104, 391370), (112, 363415), (130, 313096), (140, 290732), (182, 223640), (208, 195685), (260, 156548), (280, 145366), (364, 111820), (455, 89456), (520, 78274), (560, 72683), (728, 55910), (910, 44728), (1040, 39137), (1456, 27955), (1820, 22364), (3640, 11182), (5591, 7280)]