2018985430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{238369}}^1$

素因数の和:238405

約数の個数: 48

約数和(自身を含む): 4565262240

約数和(自身を除く): 2546276810

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 238369, 476738, 1191845, 1668583, 2383690, 2622059, 3337166, 5244118, 8342915, 13110295, 16685830, 18354413, 26220590, 28842649, 36708826, 57685298, 91772065, 144213245, 183544130, 201898543, 288426490, 403797086, 1009492715, 2018985430]

約数ペア:

[(1, 2018985430), (2, 1009492715), (5, 403797086), (7, 288426490), (10, 201898543), (11, 183544130), (14, 144213245), (22, 91772065), (35, 57685298), (55, 36708826), (70, 28842649), (77, 26220590), (110, 18354413), (121, 16685830), (154, 13110295), (242, 8342915), (385, 5244118), (605, 3337166), (770, 2622059), (847, 2383690), (1210, 1668583), (1694, 1191845), (4235, 476738), (8470, 238369)]