40274680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 96228000

約数和(自身を除く): 55953320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 197, 269, 380, 394, 538, 760, 788, 985, 1076, 1345, 1576, 1970, 2152, 2690, 3743, 3940, 5111, 5380, 7486, 7880, 10222, 10760, 14972, 18715, 20444, 25555, 29944, 37430, 40888, 51110, 52993, 74860, 102220, 105986, 149720, 204440, 211972, 264965, 423944, 529930, 1006867, 1059860, 2013734, 2119720, 4027468, 5034335, 8054936, 10068670, 20137340, 40274680]

約数ペア:

[(1, 40274680), (2, 20137340), (4, 10068670), (5, 8054936), (8, 5034335), (10, 4027468), (19, 2119720), (20, 2013734), (38, 1059860), (40, 1006867), (76, 529930), (95, 423944), (152, 264965), (190, 211972), (197, 204440), (269, 149720), (380, 105986), (394, 102220), (538, 74860), (760, 52993), (788, 51110), (985, 40888), (1076, 37430), (1345, 29944), (1576, 25555), (1970, 20444), (2152, 18715), (2690, 14972), (3743, 10760), (3940, 10222), (5111, 7880), (5380, 7486)]