1970792940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{490247}}^1$

素因数の和:490326

約数の個数: 48

約数和(自身を含む): 5600593152

約数和(自身を除く): 3629800212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 490247, 980494, 1470741, 1960988, 2451235, 2941482, 4902470, 5882964, 7353705, 9804940, 14707410, 29414820, 32846549, 65693098, 98539647, 131386196, 164232745, 197079294, 328465490, 394158588, 492698235, 656930980, 985396470, 1970792940]

約数ペア:

[(1, 1970792940), (2, 985396470), (3, 656930980), (4, 492698235), (5, 394158588), (6, 328465490), (10, 197079294), (12, 164232745), (15, 131386196), (20, 98539647), (30, 65693098), (60, 32846549), (67, 29414820), (134, 14707410), (201, 9804940), (268, 7353705), (335, 5882964), (402, 4902470), (670, 2941482), (804, 2451235), (1005, 1960988), (1340, 1470741), (2010, 980494), (4020, 490247)]