45128680

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5347}}^1$

素因数の和:5569

約数の個数: 32

約数和(自身を含む): 102039840

約数和(自身を除く): 56911160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 5347, 8440, 10694, 21388, 26735, 42776, 53470, 106940, 213880, 1128217, 2256434, 4512868, 5641085, 9025736, 11282170, 22564340, 45128680]

約数ペア:

[(1, 45128680), (2, 22564340), (4, 11282170), (5, 9025736), (8, 5641085), (10, 4512868), (20, 2256434), (40, 1128217), (211, 213880), (422, 106940), (844, 53470), (1055, 42776), (1688, 26735), (2110, 21388), (4220, 10694), (5347, 8440)]