3387860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3457}}^1$

素因数の和:3480

約数の個数: 36

約数和(自身を含む): 8278452

約数和(自身を除く): 4890592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3457, 6914, 13828, 17285, 24199, 34570, 48398, 69140, 96796, 120995, 169393, 241990, 338786, 483980, 677572, 846965, 1693930, 3387860]

約数ペア:

[(1, 3387860), (2, 1693930), (4, 846965), (5, 677572), (7, 483980), (10, 338786), (14, 241990), (20, 169393), (28, 120995), (35, 96796), (49, 69140), (70, 48398), (98, 34570), (140, 24199), (196, 17285), (245, 13828), (490, 6914), (980, 3457)]