19370840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16699}}^1$

素因数の和:16739

約数の個数: 32

約数和(自身を含む): 45090000

約数和(自身を除く): 25719160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16699, 33398, 66796, 83495, 133592, 166990, 333980, 484271, 667960, 968542, 1937084, 2421355, 3874168, 4842710, 9685420, 19370840]

約数ペア:

[(1, 19370840), (2, 9685420), (4, 4842710), (5, 3874168), (8, 2421355), (10, 1937084), (20, 968542), (29, 667960), (40, 484271), (58, 333980), (116, 166990), (145, 133592), (232, 83495), (290, 66796), (580, 33398), (1160, 16699)]