854156020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{2339}}^1$

素因数の和:2429

約数の個数: 72

約数和(自身を含む): 1951840800

約数和(自身を除く): 1097684780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 961, 1178, 1922, 2339, 2356, 2945, 3844, 4678, 4805, 5890, 9356, 9610, 11695, 11780, 18259, 19220, 23390, 36518, 44441, 46780, 72509, 73036, 88882, 91295, 145018, 177764, 182590, 222205, 290036, 362545, 365180, 444410, 725090, 888820, 1377671, 1450180, 2247779, 2755342, 4495558, 5510684, 6888355, 8991116, 11238895, 13776710, 22477790, 27553420, 42707801, 44955580, 85415602, 170831204, 213539005, 427078010, 854156020]

約数ペア:

[(1, 854156020), (2, 427078010), (4, 213539005), (5, 170831204), (10, 85415602), (19, 44955580), (20, 42707801), (31, 27553420), (38, 22477790), (62, 13776710), (76, 11238895), (95, 8991116), (124, 6888355), (155, 5510684), (190, 4495558), (310, 2755342), (380, 2247779), (589, 1450180), (620, 1377671), (961, 888820), (1178, 725090), (1922, 444410), (2339, 365180), (2356, 362545), (2945, 290036), (3844, 222205), (4678, 182590), (4805, 177764), (5890, 145018), (9356, 91295), (9610, 88882), (11695, 73036), (11780, 72509), (18259, 46780), (19220, 44441), (23390, 36518)]