419788880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{107089}}^1$

素因数の和:107116

約数の個数: 60

約数和(自身を含む): 1135368180

約数和(自身を除く): 715579300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 107089, 214178, 428356, 535445, 749623, 856712, 1070890, 1499246, 1713424, 2141780, 2998492, 3748115, 4283560, 5247361, 5996984, 7496230, 8567120, 10494722, 11993968, 14992460, 20989444, 26236805, 29984920, 41978888, 52473610, 59969840, 83957776, 104947220, 209894440, 419788880]

約数ペア:

[(1, 419788880), (2, 209894440), (4, 104947220), (5, 83957776), (7, 59969840), (8, 52473610), (10, 41978888), (14, 29984920), (16, 26236805), (20, 20989444), (28, 14992460), (35, 11993968), (40, 10494722), (49, 8567120), (56, 7496230), (70, 5996984), (80, 5247361), (98, 4283560), (112, 3748115), (140, 2998492), (196, 2141780), (245, 1713424), (280, 1499246), (392, 1070890), (490, 856712), (560, 749623), (784, 535445), (980, 428356), (1960, 214178), (3920, 107089)]