788854520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{21937}}^1$

素因数の和:22008

約数の個数: 64

約数和(自身を含む): 1895443200

約数和(自身を除く): 1106588680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4495, 7192, 8990, 17980, 21937, 35960, 43874, 87748, 109685, 175496, 219370, 438740, 636173, 680047, 877480, 1272346, 1360094, 2544692, 2720188, 3180865, 3400235, 5089384, 5440376, 6361730, 6800470, 12723460, 13600940, 19721363, 25446920, 27201880, 39442726, 78885452, 98606815, 157770904, 197213630, 394427260, 788854520]

約数ペア:

[(1, 788854520), (2, 394427260), (4, 197213630), (5, 157770904), (8, 98606815), (10, 78885452), (20, 39442726), (29, 27201880), (31, 25446920), (40, 19721363), (58, 13600940), (62, 12723460), (116, 6800470), (124, 6361730), (145, 5440376), (155, 5089384), (232, 3400235), (248, 3180865), (290, 2720188), (310, 2544692), (580, 1360094), (620, 1272346), (899, 877480), (1160, 680047), (1240, 636173), (1798, 438740), (3596, 219370), (4495, 175496), (7192, 109685), (8990, 87748), (17980, 43874), (21937, 35960)]