42039990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1861}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 109798416

約数和(自身を除く): 67758426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 753, 1255, 1506, 1861, 2259, 2510, 3722, 3765, 4518, 5583, 7530, 9305, 11166, 11295, 16749, 18610, 22590, 27915, 33498, 55830, 83745, 167490, 467111, 934222, 1401333, 2335555, 2802666, 4203999, 4671110, 7006665, 8407998, 14013330, 21019995, 42039990]

約数ペア:

[(1, 42039990), (2, 21019995), (3, 14013330), (5, 8407998), (6, 7006665), (9, 4671110), (10, 4203999), (15, 2802666), (18, 2335555), (30, 1401333), (45, 934222), (90, 467111), (251, 167490), (502, 83745), (753, 55830), (1255, 33498), (1506, 27915), (1861, 22590), (2259, 18610), (2510, 16749), (3722, 11295), (3765, 11166), (4518, 9305), (5583, 7530)]