255628940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{3209}}^1$

素因数の和:3794

約数の個数: 48

約数和(自身を含む): 614779200

約数和(自身を除く): 359150260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 2276, 2845, 3209, 3983, 5690, 6418, 7966, 11380, 12836, 15932, 16045, 19915, 22463, 32090, 39830, 44926, 64180, 79660, 89852, 112315, 224630, 449260, 1825921, 3651842, 7303684, 9129605, 12781447, 18259210, 25562894, 36518420, 51125788, 63907235, 127814470, 255628940]

約数ペア:

[(1, 255628940), (2, 127814470), (4, 63907235), (5, 51125788), (7, 36518420), (10, 25562894), (14, 18259210), (20, 12781447), (28, 9129605), (35, 7303684), (70, 3651842), (140, 1825921), (569, 449260), (1138, 224630), (2276, 112315), (2845, 89852), (3209, 79660), (3983, 64180), (5690, 44926), (6418, 39830), (7966, 32090), (11380, 22463), (12836, 19915), (15932, 16045)]