2020009852

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{13417}}^1$

素因数の和:13730

約数の個数: 48

約数和(自身を含む): 4267997440

約数和(自身を除く): 2247987588

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 283, 532, 566, 1132, 1981, 3962, 5377, 7924, 10754, 13417, 21508, 26834, 37639, 53668, 75278, 93919, 150556, 187838, 254923, 375676, 509846, 1019692, 1784461, 3568922, 3797011, 7137844, 7594022, 15188044, 26579077, 53158154, 72143209, 106316308, 144286418, 288572836, 505002463, 1010004926, 2020009852]

約数ペア:

[(1, 2020009852), (2, 1010004926), (4, 505002463), (7, 288572836), (14, 144286418), (19, 106316308), (28, 72143209), (38, 53158154), (76, 26579077), (133, 15188044), (266, 7594022), (283, 7137844), (532, 3797011), (566, 3568922), (1132, 1784461), (1981, 1019692), (3962, 509846), (5377, 375676), (7924, 254923), (10754, 187838), (13417, 150556), (21508, 93919), (26834, 75278), (37639, 53668)]