28102430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 52565760

約数和(自身を除く): 24463330

約数列:

[1, 2, 5, 10, 31, 62, 155, 269, 310, 337, 538, 674, 1345, 1685, 2690, 3370, 8339, 10447, 16678, 20894, 41695, 52235, 83390, 90653, 104470, 181306, 453265, 906530, 2810243, 5620486, 14051215, 28102430]

約数ペア:

[(1, 28102430), (2, 14051215), (5, 5620486), (10, 2810243), (31, 906530), (62, 453265), (155, 181306), (269, 104470), (310, 90653), (337, 83390), (538, 52235), (674, 41695), (1345, 20894), (1685, 16678), (2690, 10447), (3370, 8339)]