840439891010

素因数分解:

$2^1\times 5^1\times {\mathrm{13007}}^1\times {\mathrm{6461443}}^1$

素因数の和:6474457

約数の個数: 16

約数和(自身を含む): 1512908343936

約数和(自身を除く): 672468452926

約数列:

[1, 2, 5, 10, 13007, 26014, 65035, 130070, 6461443, 12922886, 32307215, 64614430, 84043989101, 168087978202, 420219945505, 840439891010]

約数ペア:

[(1, 840439891010), (2, 420219945505), (5, 168087978202), (10, 84043989101), (13007, 64614430), (26014, 32307215), (65035, 12922886), (130070, 6461443)]