17939850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 44788800

約数和(自身を除く): 26848950

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 199, 398, 597, 601, 995, 1194, 1202, 1803, 1990, 2985, 3005, 3606, 4975, 5970, 6010, 9015, 9950, 14925, 15025, 18030, 29850, 30050, 45075, 90150, 119599, 239198, 358797, 597995, 717594, 1195990, 1793985, 2989975, 3587970, 5979950, 8969925, 17939850]

約数ペア:

[(1, 17939850), (2, 8969925), (3, 5979950), (5, 3587970), (6, 2989975), (10, 1793985), (15, 1195990), (25, 717594), (30, 597995), (50, 358797), (75, 239198), (150, 119599), (199, 90150), (398, 45075), (597, 30050), (601, 29850), (995, 18030), (1194, 15025), (1202, 14925), (1803, 9950), (1990, 9015), (2985, 6010), (3005, 5970), (3606, 4975)]