1520871380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1171}}^1\times {\mathrm{9277}}^1$

素因数の和:10464

約数の個数: 48

約数和(自身を含む): 3653602176

約数和(自身を除く): 2132730796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1171, 2342, 4684, 5855, 8197, 9277, 11710, 16394, 18554, 23420, 32788, 37108, 40985, 46385, 64939, 81970, 92770, 129878, 163940, 185540, 259756, 324695, 649390, 1298780, 10863367, 21726734, 43453468, 54316835, 76043569, 108633670, 152087138, 217267340, 304174276, 380217845, 760435690, 1520871380]

約数ペア:

[(1, 1520871380), (2, 760435690), (4, 380217845), (5, 304174276), (7, 217267340), (10, 152087138), (14, 108633670), (20, 76043569), (28, 54316835), (35, 43453468), (70, 21726734), (140, 10863367), (1171, 1298780), (2342, 649390), (4684, 324695), (5855, 259756), (8197, 185540), (9277, 163940), (11710, 129878), (16394, 92770), (18554, 81970), (23420, 64939), (32788, 46385), (37108, 40985)]