14278280

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{727}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 32235840

約数和(自身を除く): 17957560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 727, 982, 1454, 1964, 2455, 2908, 3635, 3928, 4910, 5816, 7270, 9820, 14540, 19640, 29080, 356957, 713914, 1427828, 1784785, 2855656, 3569570, 7139140, 14278280]

約数ペア:

[(1, 14278280), (2, 7139140), (4, 3569570), (5, 2855656), (8, 1784785), (10, 1427828), (20, 713914), (40, 356957), (491, 29080), (727, 19640), (982, 14540), (1454, 9820), (1964, 7270), (2455, 5816), (2908, 4910), (3635, 3928)]