2080802180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{8887}}^1$

素因数の和:9428

約数の個数: 48

約数和(自身を含む): 4569143040

約数和(自身を除く): 2488340860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 509, 1018, 2036, 2545, 5090, 8887, 10180, 11707, 17774, 23414, 35548, 44435, 46828, 58535, 88870, 117070, 177740, 204401, 234140, 408802, 817604, 1022005, 2044010, 4088020, 4523483, 9046966, 18093932, 22617415, 45234830, 90469660, 104040109, 208080218, 416160436, 520200545, 1040401090, 2080802180]

約数ペア:

[(1, 2080802180), (2, 1040401090), (4, 520200545), (5, 416160436), (10, 208080218), (20, 104040109), (23, 90469660), (46, 45234830), (92, 22617415), (115, 18093932), (230, 9046966), (460, 4523483), (509, 4088020), (1018, 2044010), (2036, 1022005), (2545, 817604), (5090, 408802), (8887, 234140), (10180, 204401), (11707, 177740), (17774, 117070), (23414, 88870), (35548, 58535), (44435, 46828)]