2847880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1453}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 7459020

約数和(自身を除く): 4611140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1453, 1960, 2906, 5812, 7265, 10171, 11624, 14530, 20342, 29060, 40684, 50855, 58120, 71197, 81368, 101710, 142394, 203420, 284788, 355985, 406840, 569576, 711970, 1423940, 2847880]

約数ペア:

[(1, 2847880), (2, 1423940), (4, 711970), (5, 569576), (7, 406840), (8, 355985), (10, 284788), (14, 203420), (20, 142394), (28, 101710), (35, 81368), (40, 71197), (49, 58120), (56, 50855), (70, 40684), (98, 29060), (140, 20342), (196, 14530), (245, 11624), (280, 10171), (392, 7265), (490, 5812), (980, 2906), (1453, 1960)]