2538218020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{117619}}^1$

素因数の和:117724

約数の個数: 48

約数和(自身を含む): 5809487040

約数和(自身を除く): 3271269020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 117619, 235238, 470476, 588095, 1176190, 1529047, 2352380, 3058094, 6116188, 7645235, 9762377, 15290470, 19524754, 30580940, 39049508, 48811885, 97623770, 126910901, 195247540, 253821802, 507643604, 634554505, 1269109010, 2538218020]

約数ペア:

[(1, 2538218020), (2, 1269109010), (4, 634554505), (5, 507643604), (10, 253821802), (13, 195247540), (20, 126910901), (26, 97623770), (52, 48811885), (65, 39049508), (83, 30580940), (130, 19524754), (166, 15290470), (260, 9762377), (332, 7645235), (415, 6116188), (830, 3058094), (1079, 2352380), (1660, 1529047), (2158, 1176190), (4316, 588095), (5395, 470476), (10790, 235238), (21580, 117619)]