42114640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 104457600

約数和(自身を除く): 62342960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 103, 152, 190, 206, 269, 304, 380, 412, 515, 538, 760, 824, 1030, 1076, 1345, 1520, 1648, 1957, 2060, 2152, 2690, 3914, 4120, 4304, 5111, 5380, 7828, 8240, 9785, 10222, 10760, 15656, 19570, 20444, 21520, 25555, 27707, 31312, 39140, 40888, 51110, 55414, 78280, 81776, 102220, 110828, 138535, 156560, 204440, 221656, 277070, 408880, 443312, 526433, 554140, 1052866, 1108280, 2105732, 2216560, 2632165, 4211464, 5264330, 8422928, 10528660, 21057320, 42114640]

約数ペア:

[(1, 42114640), (2, 21057320), (4, 10528660), (5, 8422928), (8, 5264330), (10, 4211464), (16, 2632165), (19, 2216560), (20, 2105732), (38, 1108280), (40, 1052866), (76, 554140), (80, 526433), (95, 443312), (103, 408880), (152, 277070), (190, 221656), (206, 204440), (269, 156560), (304, 138535), (380, 110828), (412, 102220), (515, 81776), (538, 78280), (760, 55414), (824, 51110), (1030, 40888), (1076, 39140), (1345, 31312), (1520, 27707), (1648, 25555), (1957, 21520), (2060, 20444), (2152, 19570), (2690, 15656), (3914, 10760), (4120, 10222), (4304, 9785), (5111, 8240), (5380, 7828)]