30297260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{571}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 73032960

約数和(自身を除く): 42735700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 379, 571, 758, 1142, 1516, 1895, 2284, 2653, 2855, 3790, 3997, 5306, 5710, 7580, 7994, 10612, 11420, 13265, 15988, 19985, 26530, 39970, 53060, 79940, 216409, 432818, 865636, 1082045, 1514863, 2164090, 3029726, 4328180, 6059452, 7574315, 15148630, 30297260]

約数ペア:

[(1, 30297260), (2, 15148630), (4, 7574315), (5, 6059452), (7, 4328180), (10, 3029726), (14, 2164090), (20, 1514863), (28, 1082045), (35, 865636), (70, 432818), (140, 216409), (379, 79940), (571, 53060), (758, 39970), (1142, 26530), (1516, 19985), (1895, 15988), (2284, 13265), (2653, 11420), (2855, 10612), (3790, 7994), (3997, 7580), (5306, 5710)]