15739980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13807}}^1$

素因数の和:13838

約数の個数: 48

約数和(自身を含む): 46394880

約数和(自身を除く): 30654900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 13807, 27614, 41421, 55228, 69035, 82842, 138070, 165684, 207105, 262333, 276140, 414210, 524666, 786999, 828420, 1049332, 1311665, 1573998, 2623330, 3147996, 3934995, 5246660, 7869990, 15739980]

約数ペア:

[(1, 15739980), (2, 7869990), (3, 5246660), (4, 3934995), (5, 3147996), (6, 2623330), (10, 1573998), (12, 1311665), (15, 1049332), (19, 828420), (20, 786999), (30, 524666), (38, 414210), (57, 276140), (60, 262333), (76, 207105), (95, 165684), (114, 138070), (190, 82842), (228, 69035), (285, 55228), (380, 41421), (570, 27614), (1140, 13807)]