2051293020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4884031}}^1$

素因数の和:4884050

約数の個数: 48

約数和(自身を含む): 6564139008

約数和(自身を除く): 4512845988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4884031, 9768062, 14652093, 19536124, 24420155, 29304186, 34188217, 48840310, 58608372, 68376434, 73260465, 97680620, 102564651, 136752868, 146520930, 170941085, 205129302, 293041860, 341882170, 410258604, 512823255, 683764340, 1025646510, 2051293020]

約数ペア:

[(1, 2051293020), (2, 1025646510), (3, 683764340), (4, 512823255), (5, 410258604), (6, 341882170), (7, 293041860), (10, 205129302), (12, 170941085), (14, 146520930), (15, 136752868), (20, 102564651), (21, 97680620), (28, 73260465), (30, 68376434), (35, 58608372), (42, 48840310), (60, 34188217), (70, 29304186), (84, 24420155), (105, 19536124), (140, 14652093), (210, 9768062), (420, 4884031)]