15981690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2677}}^1$

素因数の和:2886

約数の個数: 32

約数和(自身を含む): 38563200

約数和(自身を除く): 22581510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2677, 2985, 5354, 5970, 8031, 13385, 16062, 26770, 40155, 80310, 532723, 1065446, 1598169, 2663615, 3196338, 5327230, 7990845, 15981690]

約数ペア:

[(1, 15981690), (2, 7990845), (3, 5327230), (5, 3196338), (6, 2663615), (10, 1598169), (15, 1065446), (30, 532723), (199, 80310), (398, 40155), (597, 26770), (995, 16062), (1194, 13385), (1990, 8031), (2677, 5970), (2985, 5354)]