2019424820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2111}}^1\times {\mathrm{6833}}^1$

素因数の和:8960

約数の個数: 48

約数和(自身を含む): 4849625088

約数和(自身を除く): 2830200268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2111, 4222, 6833, 8444, 10555, 13666, 14777, 21110, 27332, 29554, 34165, 42220, 47831, 59108, 68330, 73885, 95662, 136660, 147770, 191324, 239155, 295540, 478310, 956620, 14424463, 28848926, 57697852, 72122315, 100971241, 144244630, 201942482, 288489260, 403884964, 504856205, 1009712410, 2019424820]

約数ペア:

[(1, 2019424820), (2, 1009712410), (4, 504856205), (5, 403884964), (7, 288489260), (10, 201942482), (14, 144244630), (20, 100971241), (28, 72122315), (35, 57697852), (70, 28848926), (140, 14424463), (2111, 956620), (4222, 478310), (6833, 295540), (8444, 239155), (10555, 191324), (13666, 147770), (14777, 136660), (21110, 95662), (27332, 73885), (29554, 68330), (34165, 59108), (42220, 47831)]