20409825180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{980299}}^1$

素因数の和:980658

約数の個数: 48

約数和(自身を含む): 57312259200

約数和(自身を除く): 36902434020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347, 694, 1041, 1388, 1735, 2082, 3470, 4164, 5205, 6940, 10410, 20820, 980299, 1960598, 2940897, 3921196, 4901495, 5881794, 9802990, 11763588, 14704485, 19605980, 29408970, 58817940, 340163753, 680327506, 1020491259, 1360655012, 1700818765, 2040982518, 3401637530, 4081965036, 5102456295, 6803275060, 10204912590, 20409825180]

約数ペア:

[(1, 20409825180), (2, 10204912590), (3, 6803275060), (4, 5102456295), (5, 4081965036), (6, 3401637530), (10, 2040982518), (12, 1700818765), (15, 1360655012), (20, 1020491259), (30, 680327506), (60, 340163753), (347, 58817940), (694, 29408970), (1041, 19605980), (1388, 14704485), (1735, 11763588), (2082, 9802990), (3470, 5881794), (4164, 4901495), (5205, 3921196), (6940, 2940897), (10410, 1960598), (20820, 980299)]