1390351010

素因数分解:

$2^1\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{90107}}^1$

素因数の和:91657

約数の個数: 16

約数和(自身を含む): 2504281536

約数和(自身を除く): 1113930526

約数列:

[1, 2, 5, 10, 1543, 3086, 7715, 15430, 90107, 180214, 450535, 901070, 139035101, 278070202, 695175505, 1390351010]

約数ペア:

[(1, 1390351010), (2, 695175505), (5, 278070202), (10, 139035101), (1543, 901070), (3086, 450535), (7715, 180214), (15430, 90107)]