2890660820

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{367}}^1\times {\mathrm{1097}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 6109447680

約数和(自身を除く): 3218786860

約数列:

[1, 2, 4, 5, 10, 20, 359, 367, 718, 734, 1097, 1436, 1468, 1795, 1835, 2194, 3590, 3670, 4388, 5485, 7180, 7340, 10970, 21940, 131753, 263506, 393823, 402599, 527012, 658765, 787646, 805198, 1317530, 1575292, 1610396, 1969115, 2012995, 2635060, 3938230, 4025990, 7876460, 8051980, 144533041, 289066082, 578132164, 722665205, 1445330410, 2890660820]

約数ペア:

[(1, 2890660820), (2, 1445330410), (4, 722665205), (5, 578132164), (10, 289066082), (20, 144533041), (359, 8051980), (367, 7876460), (718, 4025990), (734, 3938230), (1097, 2635060), (1436, 2012995), (1468, 1969115), (1795, 1610396), (1835, 1575292), (2194, 1317530), (3590, 805198), (3670, 787646), (4388, 658765), (5485, 527012), (7180, 402599), (7340, 393823), (10970, 263506), (21940, 131753)]