2531460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 7322112

約数和(自身を除く): 4790652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1361, 1860, 2722, 4083, 5444, 6805, 8166, 13610, 16332, 20415, 27220, 40830, 42191, 81660, 84382, 126573, 168764, 210955, 253146, 421910, 506292, 632865, 843820, 1265730, 2531460]

約数ペア:

[(1, 2531460), (2, 1265730), (3, 843820), (4, 632865), (5, 506292), (6, 421910), (10, 253146), (12, 210955), (15, 168764), (20, 126573), (30, 84382), (31, 81660), (60, 42191), (62, 40830), (93, 27220), (124, 20415), (155, 16332), (186, 13610), (310, 8166), (372, 6805), (465, 5444), (620, 4083), (930, 2722), (1361, 1860)]