79418920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283639}}^1$

素因数の和:283657

約数の個数: 32

約数和(自身を含む): 204220800

約数和(自身を除く): 124801880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283639, 567278, 1134556, 1418195, 1985473, 2269112, 2836390, 3970946, 5672780, 7941892, 9927365, 11345560, 15883784, 19854730, 39709460, 79418920]

約数ペア:

[(1, 79418920), (2, 39709460), (4, 19854730), (5, 15883784), (7, 11345560), (8, 9927365), (10, 7941892), (14, 5672780), (20, 3970946), (28, 2836390), (35, 2269112), (40, 1985473), (56, 1418195), (70, 1134556), (140, 567278), (280, 283639)]