2145290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 4648320

約数和(自身を除く): 2503030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 1613, 3226, 8065, 11291, 16130, 22582, 30647, 56455, 61294, 112910, 153235, 214529, 306470, 429058, 1072645, 2145290]

約数ペア:

[(1, 2145290), (2, 1072645), (5, 429058), (7, 306470), (10, 214529), (14, 153235), (19, 112910), (35, 61294), (38, 56455), (70, 30647), (95, 22582), (133, 16130), (190, 11291), (266, 8065), (665, 3226), (1330, 1613)]