2065221880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{15901}}^1$

素因数の和:16120

約数の個数: 64

約数和(自身を含む): 4946158080

約数和(自身を除く): 2880936200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 340, 382, 680, 764, 955, 1528, 1910, 3247, 3820, 6494, 7640, 12988, 15901, 16235, 25976, 31802, 32470, 63604, 64940, 79505, 127208, 129880, 159010, 270317, 318020, 540634, 636040, 1081268, 1351585, 2162536, 2703170, 3037091, 5406340, 6074182, 10812680, 12148364, 15185455, 24296728, 30370910, 51630547, 60741820, 103261094, 121483640, 206522188, 258152735, 413044376, 516305470, 1032610940, 2065221880]

約数ペア:

[(1, 2065221880), (2, 1032610940), (4, 516305470), (5, 413044376), (8, 258152735), (10, 206522188), (17, 121483640), (20, 103261094), (34, 60741820), (40, 51630547), (68, 30370910), (85, 24296728), (136, 15185455), (170, 12148364), (191, 10812680), (340, 6074182), (382, 5406340), (680, 3037091), (764, 2703170), (955, 2162536), (1528, 1351585), (1910, 1081268), (3247, 636040), (3820, 540634), (6494, 318020), (7640, 270317), (12988, 159010), (15901, 129880), (16235, 127208), (25976, 79505), (31802, 64940), (32470, 63604)]