996933020

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{3697}}^1$

素因数の和:3942

約数の個数: 48

約数和(自身を含む): 2130935520

約数和(自身を除く): 1134002500

約数列:

[1, 2, 4, 5, 10, 20, 97, 139, 194, 278, 388, 485, 556, 695, 970, 1390, 1940, 2780, 3697, 7394, 13483, 14788, 18485, 26966, 36970, 53932, 67415, 73940, 134830, 269660, 358609, 513883, 717218, 1027766, 1434436, 1793045, 2055532, 2569415, 3586090, 5138830, 7172180, 10277660, 49846651, 99693302, 199386604, 249233255, 498466510, 996933020]

約数ペア:

[(1, 996933020), (2, 498466510), (4, 249233255), (5, 199386604), (10, 99693302), (20, 49846651), (97, 10277660), (139, 7172180), (194, 5138830), (278, 3586090), (388, 2569415), (485, 2055532), (556, 1793045), (695, 1434436), (970, 1027766), (1390, 717218), (1940, 513883), (2780, 358609), (3697, 269660), (7394, 134830), (13483, 73940), (14788, 67415), (18485, 53932), (26966, 36970)]