16885020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{811}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 47472768

約数和(自身を除く): 30587748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347, 694, 811, 1041, 1388, 1622, 1735, 2082, 2433, 3244, 3470, 4055, 4164, 4866, 5205, 6940, 8110, 9732, 10410, 12165, 16220, 20820, 24330, 48660, 281417, 562834, 844251, 1125668, 1407085, 1688502, 2814170, 3377004, 4221255, 5628340, 8442510, 16885020]

約数ペア:

[(1, 16885020), (2, 8442510), (3, 5628340), (4, 4221255), (5, 3377004), (6, 2814170), (10, 1688502), (12, 1407085), (15, 1125668), (20, 844251), (30, 562834), (60, 281417), (347, 48660), (694, 24330), (811, 20820), (1041, 16220), (1388, 12165), (1622, 10410), (1735, 9732), (2082, 8110), (2433, 6940), (3244, 5205), (3470, 4866), (4055, 4164)]