4519902920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1409}}^1$

素因数の和:1663

約数の個数: 128

約数和(自身を含む): 11370240000

約数和(自身を除く): 6850337080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 199, 248, 260, 310, 398, 403, 520, 620, 796, 806, 995, 1240, 1409, 1592, 1612, 1990, 2015, 2587, 2818, 3224, 3980, 4030, 5174, 5636, 6169, 7045, 7960, 8060, 10348, 11272, 12338, 12935, 14090, 16120, 18317, 20696, 24676, 25870, 28180, 30845, 36634, 43679, 49352, 51740, 56360, 61690, 73268, 80197, 87358, 91585, 103480, 123380, 146536, 160394, 174716, 183170, 218395, 246760, 280391, 320788, 349432, 366340, 400985, 436790, 560782, 567827, 641576, 732680, 801970, 873580, 1121564, 1135654, 1401955, 1603940, 1747160, 2243128, 2271308, 2803910, 2839135, 3207880, 3645083, 4542616, 5607820, 5678270, 7290166, 8692121, 11215640, 11356540, 14580332, 17384242, 18225415, 22713080, 29160664, 34768484, 36450830, 43460605, 69536968, 72901660, 86921210, 112997573, 145803320, 173842420, 225995146, 347684840, 451990292, 564987865, 903980584, 1129975730, 2259951460, 4519902920]

約数ペア:

[(1, 4519902920), (2, 2259951460), (4, 1129975730), (5, 903980584), (8, 564987865), (10, 451990292), (13, 347684840), (20, 225995146), (26, 173842420), (31, 145803320), (40, 112997573), (52, 86921210), (62, 72901660), (65, 69536968), (104, 43460605), (124, 36450830), (130, 34768484), (155, 29160664), (199, 22713080), (248, 18225415), (260, 17384242), (310, 14580332), (398, 11356540), (403, 11215640), (520, 8692121), (620, 7290166), (796, 5678270), (806, 5607820), (995, 4542616), (1240, 3645083), (1409, 3207880), (1592, 2839135), (1612, 2803910), (1990, 2271308), (2015, 2243128), (2587, 1747160), (2818, 1603940), (3224, 1401955), (3980, 1135654), (4030, 1121564), (5174, 873580), (5636, 801970), (6169, 732680), (7045, 641576), (7960, 567827), (8060, 560782), (10348, 436790), (11272, 400985), (12338, 366340), (12935, 349432), (14090, 320788), (16120, 280391), (18317, 246760), (20696, 218395), (24676, 183170), (25870, 174716), (28180, 160394), (30845, 146536), (36634, 123380), (43679, 103480), (49352, 91585), (51740, 87358), (56360, 80197), (61690, 73268)]