4920843280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1984211}}^1$

素因数の和:1984255

約数の個数: 40

約数和(自身を含む): 11810029824

約数和(自身を除く): 6889186544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1984211, 3968422, 7936844, 9921055, 15873688, 19842110, 31747376, 39684220, 61510541, 79368440, 123021082, 158736880, 246042164, 307552705, 492084328, 615105410, 984168656, 1230210820, 2460421640, 4920843280]

約数ペア:

[(1, 4920843280), (2, 2460421640), (4, 1230210820), (5, 984168656), (8, 615105410), (10, 492084328), (16, 307552705), (20, 246042164), (31, 158736880), (40, 123021082), (62, 79368440), (80, 61510541), (124, 39684220), (155, 31747376), (248, 19842110), (310, 15873688), (496, 9921055), (620, 7936844), (1240, 3968422), (2480, 1984211)]