20328060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2473}}^1$

素因数の和:2622

約数の個数: 48

約数和(自身を含む): 57357216

約数和(自身を除く): 37029156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2473, 2740, 4110, 4946, 7419, 8220, 9892, 12365, 14838, 24730, 29676, 37095, 49460, 74190, 148380, 338801, 677602, 1016403, 1355204, 1694005, 2032806, 3388010, 4065612, 5082015, 6776020, 10164030, 20328060]

約数ペア:

[(1, 20328060), (2, 10164030), (3, 6776020), (4, 5082015), (5, 4065612), (6, 3388010), (10, 2032806), (12, 1694005), (15, 1355204), (20, 1016403), (30, 677602), (60, 338801), (137, 148380), (274, 74190), (411, 49460), (548, 37095), (685, 29676), (822, 24730), (1370, 14838), (1644, 12365), (2055, 9892), (2473, 8220), (2740, 7419), (4110, 4946)]