419654970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{666119}}^1$

素因数の和:666139

約数の個数: 48

約数和(自身を含む): 1246976640

約数和(自身を除く): 827321670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 666119, 1332238, 1998357, 3330595, 3996714, 4662833, 5995071, 6661190, 9325666, 9991785, 11990142, 13988499, 19983570, 23314165, 27976998, 29975355, 41965497, 46628330, 59950710, 69942495, 83930994, 139884990, 209827485, 419654970]

約数ペア:

[(1, 419654970), (2, 209827485), (3, 139884990), (5, 83930994), (6, 69942495), (7, 59950710), (9, 46628330), (10, 41965497), (14, 29975355), (15, 27976998), (18, 23314165), (21, 19983570), (30, 13988499), (35, 11990142), (42, 9991785), (45, 9325666), (63, 6661190), (70, 5995071), (90, 4662833), (105, 3996714), (126, 3330595), (210, 1998357), (315, 1332238), (630, 666119)]