12912680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29347}}^1$

素因数の和:29369

約数の個数: 32

約数和(自身を含む): 31695840

約数和(自身を除く): 18783160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29347, 58694, 117388, 146735, 234776, 293470, 322817, 586940, 645634, 1173880, 1291268, 1614085, 2582536, 3228170, 6456340, 12912680]

約数ペア:

[(1, 12912680), (2, 6456340), (4, 3228170), (5, 2582536), (8, 1614085), (10, 1291268), (11, 1173880), (20, 645634), (22, 586940), (40, 322817), (44, 293470), (55, 234776), (88, 146735), (110, 117388), (220, 58694), (440, 29347)]