70952980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{10343}}^1$

素因数の和:10373

約数の個数: 48

約数和(自身を含む): 173779200

約数和(自身を除く): 102826220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 10343, 20686, 41372, 51715, 72401, 103430, 144802, 206860, 289604, 362005, 506807, 724010, 1013614, 1448020, 2027228, 2534035, 3547649, 5068070, 7095298, 10136140, 14190596, 17738245, 35476490, 70952980]

約数ペア:

[(1, 70952980), (2, 35476490), (4, 17738245), (5, 14190596), (7, 10136140), (10, 7095298), (14, 5068070), (20, 3547649), (28, 2534035), (35, 2027228), (49, 1448020), (70, 1013614), (98, 724010), (140, 506807), (196, 362005), (245, 289604), (343, 206860), (490, 144802), (686, 103430), (980, 72401), (1372, 51715), (1715, 41372), (3430, 20686), (6860, 10343)]