834860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:67

約数の個数: 48

約数和(自身を含む): 1999200

約数和(自身を除く): 1164340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1690, 2197, 2470, 3211, 3380, 4394, 4940, 6422, 8788, 10985, 12844, 16055, 21970, 32110, 41743, 43940, 64220, 83486, 166972, 208715, 417430, 834860]

約数ペア:

[(1, 834860), (2, 417430), (4, 208715), (5, 166972), (10, 83486), (13, 64220), (19, 43940), (20, 41743), (26, 32110), (38, 21970), (52, 16055), (65, 12844), (76, 10985), (95, 8788), (130, 6422), (169, 4940), (190, 4394), (247, 3380), (260, 3211), (338, 2470), (380, 2197), (494, 1690), (676, 1235), (845, 988)]