1780492030

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{537913}}^1$

素因数の和:538251

約数の個数: 16

約数和(自身を含む): 3214574064

約数和(自身を除く): 1434082034

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 537913, 1075826, 2689565, 5379130, 178049203, 356098406, 890246015, 1780492030]

約数ペア:

[(1, 1780492030), (2, 890246015), (5, 356098406), (10, 178049203), (331, 5379130), (662, 2689565), (1655, 1075826), (3310, 537913)]