143112940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2749}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 318780000

約数和(自身を除く): 175667060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1370, 2603, 2740, 2749, 5206, 5498, 10412, 10996, 13015, 13745, 26030, 27490, 52060, 52231, 54980, 104462, 208924, 261155, 376613, 522310, 753226, 1044620, 1506452, 1883065, 3766130, 7155647, 7532260, 14311294, 28622588, 35778235, 71556470, 143112940]

約数ペア:

[(1, 143112940), (2, 71556470), (4, 35778235), (5, 28622588), (10, 14311294), (19, 7532260), (20, 7155647), (38, 3766130), (76, 1883065), (95, 1506452), (137, 1044620), (190, 753226), (274, 522310), (380, 376613), (548, 261155), (685, 208924), (1370, 104462), (2603, 54980), (2740, 52231), (2749, 52060), (5206, 27490), (5498, 26030), (10412, 13745), (10996, 13015)]