3112480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{397}}^1$

素因数の和:426

約数の個数: 72

約数和(自身を含む): 8575308

約数和(自身を除く): 5462828

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 397, 490, 560, 784, 794, 980, 1120, 1568, 1588, 1960, 1985, 2779, 3176, 3920, 3970, 5558, 6352, 7840, 7940, 11116, 12704, 13895, 15880, 19453, 22232, 27790, 31760, 38906, 44464, 55580, 63520, 77812, 88928, 97265, 111160, 155624, 194530, 222320, 311248, 389060, 444640, 622496, 778120, 1556240, 3112480]

約数ペア:

[(1, 3112480), (2, 1556240), (4, 778120), (5, 622496), (7, 444640), (8, 389060), (10, 311248), (14, 222320), (16, 194530), (20, 155624), (28, 111160), (32, 97265), (35, 88928), (40, 77812), (49, 63520), (56, 55580), (70, 44464), (80, 38906), (98, 31760), (112, 27790), (140, 22232), (160, 19453), (196, 15880), (224, 13895), (245, 12704), (280, 11116), (392, 7940), (397, 7840), (490, 6352), (560, 5558), (784, 3970), (794, 3920), (980, 3176), (1120, 2779), (1568, 1985), (1588, 1960)]