28396310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 24826090

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 659, 695, 1318, 1390, 3295, 4309, 6590, 8618, 20429, 21545, 40858, 43090, 91601, 102145, 183202, 204290, 458005, 916010, 2839631, 5679262, 14198155, 28396310]

約数ペア:

[(1, 28396310), (2, 14198155), (5, 5679262), (10, 2839631), (31, 916010), (62, 458005), (139, 204290), (155, 183202), (278, 102145), (310, 91601), (659, 43090), (695, 40858), (1318, 21545), (1390, 20429), (3295, 8618), (4309, 6590)]