940328130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{639679}}^1$

素因数の和:639703

約数の個数: 48

約数和(自身を含む): 2625246720

約数和(自身を除く): 1684918590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 639679, 1279358, 1919037, 3198395, 3838074, 4477753, 6396790, 8955506, 9595185, 13433259, 19190370, 22388765, 26866518, 31344271, 44777530, 62688542, 67166295, 94032813, 134332590, 156721355, 188065626, 313442710, 470164065, 940328130]

約数ペア:

[(1, 940328130), (2, 470164065), (3, 313442710), (5, 188065626), (6, 156721355), (7, 134332590), (10, 94032813), (14, 67166295), (15, 62688542), (21, 44777530), (30, 31344271), (35, 26866518), (42, 22388765), (49, 19190370), (70, 13433259), (98, 9595185), (105, 8955506), (147, 6396790), (210, 4477753), (245, 3838074), (294, 3198395), (490, 1919037), (735, 1279358), (1470, 639679)]