17459960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 45342720

約数和(自身を除く): 27882760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 491, 508, 635, 889, 982, 1016, 1270, 1778, 1964, 2455, 2540, 3437, 3556, 3928, 4445, 4910, 5080, 6874, 7112, 8890, 9820, 13748, 17185, 17780, 19640, 27496, 34370, 35560, 62357, 68740, 124714, 137480, 249428, 311785, 436499, 498856, 623570, 872998, 1247140, 1745996, 2182495, 2494280, 3491992, 4364990, 8729980, 17459960]

約数ペア:

[(1, 17459960), (2, 8729980), (4, 4364990), (5, 3491992), (7, 2494280), (8, 2182495), (10, 1745996), (14, 1247140), (20, 872998), (28, 623570), (35, 498856), (40, 436499), (56, 311785), (70, 249428), (127, 137480), (140, 124714), (254, 68740), (280, 62357), (491, 35560), (508, 34370), (635, 27496), (889, 19640), (982, 17780), (1016, 17185), (1270, 13748), (1778, 9820), (1964, 8890), (2455, 7112), (2540, 6874), (3437, 5080), (3556, 4910), (3928, 4445)]