211037960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{753707}}^1$

素因数の和:753725

約数の個数: 32

約数和(自身を含む): 542669760

約数和(自身を除く): 331631800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 753707, 1507414, 3014828, 3768535, 5275949, 6029656, 7537070, 10551898, 15074140, 21103796, 26379745, 30148280, 42207592, 52759490, 105518980, 211037960]

約数ペア:

[(1, 211037960), (2, 105518980), (4, 52759490), (5, 42207592), (7, 30148280), (8, 26379745), (10, 21103796), (14, 15074140), (20, 10551898), (28, 7537070), (35, 6029656), (40, 5275949), (56, 3768535), (70, 3014828), (140, 1507414), (280, 753707)]