28874704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1387

約数の個数: 40

約数和(自身を含む): 59996160

約数和(自身を除く): 31121456

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 83, 136, 166, 272, 332, 664, 1279, 1328, 1411, 2558, 2822, 5116, 5644, 10232, 11288, 20464, 21743, 22576, 43486, 86972, 106157, 173944, 212314, 347888, 424628, 849256, 1698512, 1804669, 3609338, 7218676, 14437352, 28874704]

約数ペア:

[(1, 28874704), (2, 14437352), (4, 7218676), (8, 3609338), (16, 1804669), (17, 1698512), (34, 849256), (68, 424628), (83, 347888), (136, 212314), (166, 173944), (272, 106157), (332, 86972), (664, 43486), (1279, 22576), (1328, 21743), (1411, 20464), (2558, 11288), (2822, 10232), (5116, 5644)]