28939060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 64665216

約数和(自身を除く): 35726156

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1187, 1219, 2374, 2438, 4748, 4876, 5935, 6095, 11870, 12190, 23740, 24380, 27301, 54602, 62911, 109204, 125822, 136505, 251644, 273010, 314555, 546020, 629110, 1258220, 1446953, 2893906, 5787812, 7234765, 14469530, 28939060]

約数ペア:

[(1, 28939060), (2, 14469530), (4, 7234765), (5, 5787812), (10, 2893906), (20, 1446953), (23, 1258220), (46, 629110), (53, 546020), (92, 314555), (106, 273010), (115, 251644), (212, 136505), (230, 125822), (265, 109204), (460, 62911), (530, 54602), (1060, 27301), (1187, 24380), (1219, 23740), (2374, 12190), (2438, 11870), (4748, 6095), (4876, 5935)]