320103212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{857}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 659891232

約数和(自身を除く): 339788020

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 653, 857, 1306, 1714, 2612, 3428, 7183, 8489, 9427, 11141, 14366, 16978, 18854, 22282, 28732, 33956, 37708, 44564, 93379, 122551, 186758, 245102, 373516, 490204, 559621, 1119242, 2238484, 6155831, 7275073, 12311662, 14550146, 24623324, 29100292, 80025803, 160051606, 320103212]

約数ペア:

[(1, 320103212), (2, 160051606), (4, 80025803), (11, 29100292), (13, 24623324), (22, 14550146), (26, 12311662), (44, 7275073), (52, 6155831), (143, 2238484), (286, 1119242), (572, 559621), (653, 490204), (857, 373516), (1306, 245102), (1714, 186758), (2612, 122551), (3428, 93379), (7183, 44564), (8489, 37708), (9427, 33956), (11141, 28732), (14366, 22282), (16978, 18854)]