7131839240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{132169}}^1$

素因数の和:132270

約数の個数: 64

約数和(自身を含む): 17129232000

約数和(自身を除く): 9997392760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 2698, 2840, 5396, 6745, 10792, 13490, 26980, 53960, 132169, 264338, 528676, 660845, 1057352, 1321690, 2511211, 2643380, 5022422, 5286760, 9383999, 10044844, 12556055, 18767998, 20089688, 25112110, 37535996, 46919995, 50224220, 75071992, 93839990, 100448440, 178295981, 187679980, 356591962, 375359960, 713183924, 891479905, 1426367848, 1782959810, 3565919620, 7131839240]

約数ペア:

[(1, 7131839240), (2, 3565919620), (4, 1782959810), (5, 1426367848), (8, 891479905), (10, 713183924), (19, 375359960), (20, 356591962), (38, 187679980), (40, 178295981), (71, 100448440), (76, 93839990), (95, 75071992), (142, 50224220), (152, 46919995), (190, 37535996), (284, 25112110), (355, 20089688), (380, 18767998), (568, 12556055), (710, 10044844), (760, 9383999), (1349, 5286760), (1420, 5022422), (2698, 2643380), (2840, 2511211), (5396, 1321690), (6745, 1057352), (10792, 660845), (13490, 528676), (26980, 264338), (53960, 132169)]