1909700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 54

約数和(自身を含む): 4527054

約数和(自身を除く): 2617354

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 113, 130, 169, 226, 260, 325, 338, 452, 565, 650, 676, 845, 1130, 1300, 1469, 1690, 2260, 2825, 2938, 3380, 4225, 5650, 5876, 7345, 8450, 11300, 14690, 16900, 19097, 29380, 36725, 38194, 73450, 76388, 95485, 146900, 190970, 381940, 477425, 954850, 1909700]

約数ペア:

[(1, 1909700), (2, 954850), (4, 477425), (5, 381940), (10, 190970), (13, 146900), (20, 95485), (25, 76388), (26, 73450), (50, 38194), (52, 36725), (65, 29380), (100, 19097), (113, 16900), (130, 14690), (169, 11300), (226, 8450), (260, 7345), (325, 5876), (338, 5650), (452, 4225), (565, 3380), (650, 2938), (676, 2825), (845, 2260), (1130, 1690), (1300, 1469)]